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[PATCH 11/12] xen: Bracket uses of macro parameters



Fixing Rule 20.7 violations.

No functional change.

Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
CC: Jan Beulich <JBeulich@xxxxxxxx>
CC: Roger Pau Monné <roger.pau@xxxxxxxxxx>
CC: Stefano Stabellini <sstabellini@xxxxxxxxxx>
CC: Julien Grall <julien@xxxxxxx>
CC: Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>
CC: Bertrand Marquis <bertrand.marquis@xxxxxxx>
CC: Michal Orzel <michal.orzel@xxxxxxx>
CC: consulting@xxxxxxxxxxx <consulting@xxxxxxxxxxx>
CC: Nicola Vetrini <nicola.vetrini@xxxxxxxxxxx>
---
 xen/arch/arm/pci/pci-access.c       |  6 +++---
 xen/arch/x86/include/asm/bootinfo.h |  2 +-
 xen/arch/x86/mm/shadow/multi.c      |  2 +-
 xen/common/kimage.c                 | 11 ++++++-----
 xen/common/livepatch.c              | 11 ++++++-----
 xen/crypto/vmac.c                   |  8 ++++----
 xen/include/xen/libfdt/libfdt.h     |  6 +++---
 7 files changed, 24 insertions(+), 22 deletions(-)

diff --git a/xen/arch/arm/pci/pci-access.c b/xen/arch/arm/pci/pci-access.c
index 2b23d552bbfb..7bd6877596d4 100644
--- a/xen/arch/arm/pci/pci-access.c
+++ b/xen/arch/arm/pci/pci-access.c
@@ -16,7 +16,7 @@
 #include <asm/io.h>
 
 #define INVALID_VALUE (~0U)
-#define PCI_ERR_VALUE(len) GENMASK(0, len * 8)
+#define PCI_ERR_VALUE(len) GENMASK(0, (len) * 8)
 
 static const struct pci_ops *get_ops(struct pci_host_bridge *bridge,
                                      pci_sbdf_t sbdf)
@@ -139,14 +139,14 @@ static void pci_config_write(pci_sbdf_t sbdf, unsigned 
int reg,
     void pci_conf_write##size(pci_sbdf_t sbdf,              \
                               unsigned int reg, type data)  \
 {                                                           \
-    pci_config_write(sbdf, reg, size / 8, data);            \
+    pci_config_write(sbdf, reg, (size) / 8, data);          \
 }
 
 #define PCI_OP_READ(size, type)                             \
     type pci_conf_read##size(pci_sbdf_t sbdf,               \
                               unsigned int reg)             \
 {                                                           \
-    return pci_config_read(sbdf, reg, size / 8);            \
+    return pci_config_read(sbdf, reg, (size) / 8);          \
 }
 
 PCI_OP_READ(8, uint8_t)
diff --git a/xen/arch/x86/include/asm/bootinfo.h 
b/xen/arch/x86/include/asm/bootinfo.h
index 4f2cc5906e59..b3a6b2acf3ac 100644
--- a/xen/arch/x86/include/asm/bootinfo.h
+++ b/xen/arch/x86/include/asm/bootinfo.h
@@ -75,7 +75,7 @@ static inline unsigned int __init next_boot_module_index(
 #define for_each_boot_module_by_type(i, b, t)           \
     for ( (i) = first_boot_module_index(b, t);          \
           (i) <= (b)->nr_modules;                       \
-          (i) = next_boot_module_index(b, t, i + 1) )
+          (i) = next_boot_module_index(b, t, (i) + 1) )
 
 #endif /* X86_BOOTINFO_H */
 
diff --git a/xen/arch/x86/mm/shadow/multi.c b/xen/arch/x86/mm/shadow/multi.c
index 3bbaceec1287..9de60720db20 100644
--- a/xen/arch/x86/mm/shadow/multi.c
+++ b/xen/arch/x86/mm/shadow/multi.c
@@ -793,7 +793,7 @@ do {                                                        
            \
 do {                                                                    \
     int __done = 0;                                                     \
     _FOREACH_PRESENT_L1E(_sl1mfn, _sl1e, _gl1p,                         \
-                         ({ (__done = _done); }), _code);               \
+                         ({ (__done = (_done)); }), _code);             \
     _sl1mfn = sh_next_page(_sl1mfn);                                    \
     if ( !__done )                                                      \
         _FOREACH_PRESENT_L1E(_sl1mfn, _sl1e, _gl1p, _done, _code);      \
diff --git a/xen/common/kimage.c b/xen/common/kimage.c
index e1aec5a18a54..972301368443 100644
--- a/xen/common/kimage.c
+++ b/xen/common/kimage.c
@@ -491,11 +491,12 @@ static void kimage_terminate(struct kexec_image *image)
  * Call unmap_domain_page(ptr) after the loop exits.
  */
 #define for_each_kimage_entry(image, ptr, entry)                        \
-    for ( ptr = map_domain_page(_mfn(paddr_to_pfn(image->head)));       \
-          (entry = *ptr) && !(entry & IND_DONE);                        \
-          ptr = (entry & IND_INDIRECTION) ?                             \
-              (unmap_domain_page(ptr), 
map_domain_page(_mfn(paddr_to_pfn(entry)))) \
-              : ptr + 1 )
+    for ( (ptr) = map_domain_page(_mfn(paddr_to_pfn((image)->head)));   \
+          ((entry) = *(ptr)) && !((entry) & IND_DONE);                  \
+          (ptr) = (((entry) & IND_INDIRECTION)                          \
+                   ? (unmap_domain_page(ptr),                           \
+                      map_domain_page(_mfn(paddr_to_pfn(entry))))       \
+                   : (ptr) + 1) )
 
 static void kimage_free_entry(kimage_entry_t entry)
 {
diff --git a/xen/common/livepatch.c b/xen/common/livepatch.c
index 7446533c8cfb..63473925cafb 100644
--- a/xen/common/livepatch.c
+++ b/xen/common/livepatch.c
@@ -664,9 +664,10 @@ static inline int livepatch_check_expectations(const 
struct payload *payload)
     const struct livepatch_elf_sec *__sec = livepatch_elf_sec_by_name(elf, 
section_name); \
     if ( !__sec )                                                              
           \
         break;                                                                 
           \
-    if ( !section_ok(elf, __sec, sizeof(*hook)) || __sec->sec->sh_size != 
sizeof(*hook) ) \
+    if ( !section_ok(elf, __sec, sizeof(*(hook))) ||                           
           \
+         __sec->sec->sh_size != sizeof(*(hook)) )                              
           \
         return -EINVAL;                                                        
           \
-    hook = __sec->addr;                                                        
           \
+    (hook) = __sec->addr;                                                      
           \
 } while (0)
 
 /*
@@ -678,10 +679,10 @@ static inline int livepatch_check_expectations(const 
struct payload *payload)
     const struct livepatch_elf_sec *__sec = livepatch_elf_sec_by_name(elf, 
section_name); \
     if ( !__sec )                                                              
           \
         break;                                                                 
           \
-    if ( !section_ok(elf, __sec, sizeof(*hook)) )                              
           \
+    if ( !section_ok(elf, __sec, sizeof(*(hook))) )                            
           \
         return -EINVAL;                                                        
           \
-    hook = __sec->addr;                                                        
           \
-    nhooks = __sec->sec->sh_size / sizeof(*hook);                              
           \
+    (hook) = __sec->addr;                                                      
           \
+    (nhooks) = __sec->sec->sh_size / sizeof(*(hook));                          
           \
 } while (0)
 
 static int prepare_payload(struct payload *payload,
diff --git a/xen/crypto/vmac.c b/xen/crypto/vmac.c
index c9914d2c7c1d..c7aa1e9be3b9 100644
--- a/xen/crypto/vmac.c
+++ b/xen/crypto/vmac.c
@@ -203,7 +203,7 @@ const uint64_t mpoly = UINT64_C(0x1fffffff1fffffff);  /* 
Poly key mask     */
 #define nh_16(mp, kp, nw, rh, rl)                                            \
 {   int i; uint64_t th, tl;                                                  \
     rh = rl = 0;                                                             \
-    for (i = 0; i < nw; i+= 2) {                                             \
+    for (i = 0; i < (nw); i+= 2) {                                           \
         MUL64(th,tl,get64PE((mp)+i  )+(kp)[i  ],get64PE((mp)+i+1)+(kp)[i+1]);\
         ADD128(rh,rl,th,tl);                                                 \
     }                                                                        \
@@ -211,7 +211,7 @@ const uint64_t mpoly = UINT64_C(0x1fffffff1fffffff);  /* 
Poly key mask     */
 #define nh_16_2(mp, kp, nw, rh, rl, rh1, rl1)                                \
 {   int i; uint64_t th, tl;                                                  \
     rh1 = rl1 = rh = rl = 0;                                                 \
-    for (i = 0; i < nw; i+= 2) {                                             \
+    for (i = 0; i < (nw); i+= 2) {                                           \
         MUL64(th,tl,get64PE((mp)+i  )+(kp)[i  ],get64PE((mp)+i+1)+(kp)[i+1]);\
         ADD128(rh,rl,th,tl);                                                 \
         MUL64(th,tl,get64PE((mp)+i  )+(kp)[i+2],get64PE((mp)+i+1)+(kp)[i+3]);\
@@ -223,7 +223,7 @@ const uint64_t mpoly = UINT64_C(0x1fffffff1fffffff);  /* 
Poly key mask     */
 #define nh_vmac_nhbytes(mp, kp, nw, rh, rl)                                  \
 {   int i; uint64_t th, tl;                                                  \
     rh = rl = 0;                                                             \
-    for (i = 0; i < nw; i+= 8) {                                             \
+    for (i = 0; i < (nw); i+= 8) {                                           \
         MUL64(th,tl,get64PE((mp)+i  )+(kp)[i  ],get64PE((mp)+i+1)+(kp)[i+1]);\
         ADD128(rh,rl,th,tl);                                                 \
         MUL64(th,tl,get64PE((mp)+i+2)+(kp)[i+2],get64PE((mp)+i+3)+(kp)[i+3]);\
@@ -237,7 +237,7 @@ const uint64_t mpoly = UINT64_C(0x1fffffff1fffffff);  /* 
Poly key mask     */
 #define nh_vmac_nhbytes_2(mp, kp, nw, rh, rl, rh1, rl1)                      \
 {   int i; uint64_t th, tl;                                                  \
     rh1 = rl1 = rh = rl = 0;                                                 \
-    for (i = 0; i < nw; i+= 8) {                                             \
+    for (i = 0; i < (nw); i+= 8) {                                           \
         MUL64(th,tl,get64PE((mp)+i  )+(kp)[i  ],get64PE((mp)+i+1)+(kp)[i+1]);\
         ADD128(rh,rl,th,tl);                                                 \
         MUL64(th,tl,get64PE((mp)+i  )+(kp)[i+2],get64PE((mp)+i+1)+(kp)[i+3]);\
diff --git a/xen/include/xen/libfdt/libfdt.h b/xen/include/xen/libfdt/libfdt.h
index fabddbee8cec..1b09bba28eea 100644
--- a/xen/include/xen/libfdt/libfdt.h
+++ b/xen/include/xen/libfdt/libfdt.h
@@ -230,9 +230,9 @@ int fdt_next_subnode(const void *fdt, int offset);
  * literal.
  */
 #define fdt_for_each_subnode(node, fdt, parent)                \
-       for (node = fdt_first_subnode(fdt, parent);     \
-            node >= 0;                                 \
-            node = fdt_next_subnode(fdt, node))
+       for ((node) = fdt_first_subnode(fdt, parent);   \
+            (node) >= 0;                               \
+            (node) = fdt_next_subnode(fdt, node))
 
 /**********************************************************************/
 /* General functions                                                  */
-- 
2.39.5




 


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