Commit-ID: 20082f5fd70db549a659a8874ea0cb73ab42984c
Gitweb: http://git.kernel.org/tip/20082f5fd70db549a659a8874ea0cb73ab42984c
Author: Pekka Enberg <penberg@xxxxxxxxxx>
AuthorDate: Fri, 9 Mar 2012 09:52:15 +0200
Committer: Pekka Enberg <penberg@xxxxxxxxxx>
CommitDate: Fri, 9 Mar 2012 09:52:15 +0200
kvm tools: Fix realpath() error checking
The realpath() function can fail, so check for errors to fix up compilation
with "-Werror".
Reported-by: Sasha Levin <levinsasha928@xxxxxxxxx>
Signed-off-by: Pekka Enberg <penberg@xxxxxxxxxx>
---
tools/kvm/builtin-run.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/tools/kvm/builtin-run.c b/tools/kvm/builtin-run.c
index c8ae2f5..33be3bd 100644
--- a/tools/kvm/builtin-run.c
+++ b/tools/kvm/builtin-run.c
@@ -857,7 +857,8 @@ static void resolve_program(const char *src, char *dst, size_t len)
if (!err && S_ISREG(st.st_mode)) {
char resolved_path[PATH_MAX];
- realpath(src, resolved_path);
+ if (!realpath(src, resolved_path))
+ die("Unable to resolve program %s: %s\n", src, strerror(errno));
snprintf(dst, len, "/host%s", resolved_path);
} else
--
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