[Xen-changelog] [xen master] libxl: Fix libxl__get_domid error reporting

[patchbot@xxxxxxx]

commit bfca4503f7c2a1b93e7b0f161907d3beac230de0
Author:     Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
AuthorDate: Tue Jun 23 18:02:40 2015 +0100
Commit:     Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
CommitDate: Fri Jun 26 16:53:51 2015 +0100

    libxl: Fix libxl__get_domid error reporting
    
    Make it log something if the xenstore path does not exist.
    
    Signed-off-by: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
    Acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>
    ---
    v4: New patch in this version of the series.
---
 tools/libxl/libxl.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/tools/libxl/libxl.c b/tools/libxl/libxl.c
index 37069b7..e9a2d26 100644
--- a/tools/libxl/libxl.c
+++ b/tools/libxl/libxl.c
@@ -1962,8 +1962,10 @@ int libxl__get_domid(libxl__gc *gc, uint32_t *domid)
     const char *xs_domid;
 
     rc = libxl__xs_read_checked(gc, XBT_NULL, DOMID_XS_PATH, &xs_domid);
-    if (rc || !xs_domid) {
-        rc = rc ? rc : ERROR_FAIL;
+    if (rc) goto out;
+    if (!xs_domid) {
+        LOG(ERROR, "failed to get own domid (%s)", DOMID_XS_PATH);
+        rc = ERROR_FAIL;
         goto out;
     }
 
--
generated by git-patchbot for /home/xen/git/xen.git#master

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