Ignoring return value of setfsgid(gid) and setfsuid(uid) causes
warnings on F18. Check the return value: man page says
glibc returns -1 on error.
Signed-off-by: Michael S. Tsirkin <m...@redhat.com>
---
fsdev/virtfs-proxy-helper.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/fsdev/virtfs-proxy-helper.c b/fsdev/virtfs-proxy-helper.c
index f9a8270..2f0d2b3 100644
--- a/fsdev/virtfs-proxy-helper.c
+++ b/fsdev/virtfs-proxy-helper.c
@@ -282,6 +282,7 @@ static int send_status(int sockfd, struct iovec *iovec, int
status)
*/
static int setfsugid(int uid, int gid)
{
+ int ret;
/*
* We still need DAC_OVERRIDE because we don't change
* supplementary group ids, and hence may be subjected DAC rules
@@ -290,8 +291,10 @@ static int setfsugid(int uid, int gid)
CAP_DAC_OVERRIDE,
};
- setfsgid(gid);
- setfsuid(uid);
+ ret = setfsgid(gid);
+ assert(ret != -1);
+ ret = setfsuid(uid);
+ assert(ret != -1);
if (uid != 0 || gid != 0) {
return do_cap_set(cap_list, ARRAY_SIZE(cap_list), 0);
--
MST
--
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