[Xen-devel] [PATCH 4/8] libxl: correctly handle readlink() errors

[Matthew Daley <mattjd@xxxxxxxxx>]

readlink() returns a ssize_t with a negative value on failure.

Coverity-ID: 1055566
Signed-off-by: Matthew Daley <mattjd@xxxxxxxxx>
---
 tools/libxl/libxl_exec.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/libxl/libxl_exec.c b/tools/libxl/libxl_exec.c
index 98bfd71..7eddaef 100644
--- a/tools/libxl/libxl_exec.c
+++ b/tools/libxl/libxl_exec.c
@@ -33,7 +33,7 @@ static void check_open_fds(const char *what)
 
     for (i = 4; i < 256; i++) {
 #ifdef __linux__
-        size_t len;
+        ssize_t len;
         char path[PATH_MAX];
         char linkpath[PATH_MAX+1];
 #endif
-- 
1.7.10.4


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