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fix compiler warning

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This commit is contained in:
Kay Sievers 2012-01-10 19:37:41 +01:00
parent db8f32f6ed
commit bd59d82322
1 changed files with 4 additions and 2 deletions
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6
src/libudev-util.c
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@ -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;