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| author |   Kay Sievers <kay.sievers@vrfy.org> | 2012-01-10 19:37:41 +0100 |
|---|---|---|
| committer | Kay Sievers <kay.sievers@vrfy.org> | 2012-01-10 19:37:41 +0100 |
| commit | bd59d82322503b796ed6e80425df4bd24b5059ee (patch) | |
| tree | 7cc7cd00848d50d73abb26978c48b828b97e24fc | |
| parent | cdrom_id: int -> bool (diff) | |
| download | systemd-bd59d82322503b796ed6e80425df4bd24b5059ee.tar.gz systemd-bd59d82322503b796ed6e80425df4bd24b5059ee.tar.bz2 systemd-bd59d82322503b796ed6e80425df4bd24b5059ee.zip | |
fix compiler warning
| -rw-r--r-- | src/libudev-util.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/libudev-util.c b/src/libudev-util.c index a795329f7..7e345f0fb 100644 --- a/src/libudev-util.c +++ b/src/libudev-util.c @@ -56,7 +56,7 @@ int util_resolve_sys_link(struct udev *udev, char *syspath, size_t size) ssize_t len; int i; int back; - char *base; + char *base = NULL; len = readlink(syspath, link_target, sizeof(link_target)); if (len <= 0 || len == (ssize_t)sizeof(link_target)) @@ -70,9 +70,11 @@ int util_resolve_sys_link(struct udev *udev, char *syspath, size_t size) for (i = 0; i <= back; i++) { base = strrchr(syspath, '/'); if (base == NULL) - return -1; + return -EINVAL; base[0] = '\0'; } + if (base == NULL) + return -EINVAL; dbg(udev, "after moving back '%s'\n", syspath); util_strscpyl(base, size - (base - syspath), "/", &link_target[back * 3], NULL); return 0; |