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| author | Kay Sievers <kay.sievers@vrfy.org> | 2009-09-01 12:39:57 +0200 |
|---|---|---|
| committer | Kay Sievers <kay.sievers@vrfy.org> | 2009-09-01 12:39:57 +0200 |
| commit | 06526049121495429757a5d2aa39189c30ca4aa7 (patch) | |
| tree | 10d58a7ad122f86f9eac10bdeb371e193730c837 /libudev/libudev-util.c | |
| parent | 32ecabb15d76bd9db8f7d15dcd39807383a93934 (diff) | |
libudev-util.c: get_sys_link() - return error for empty link target
Diffstat (limited to 'libudev/libudev-util.c')
| -rw-r--r-- | libudev/libudev-util.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libudev/libudev-util.c b/libudev/libudev-util.c index 61cd963421..38cfd7d0e6 100644 --- a/libudev/libudev-util.c +++ b/libudev/libudev-util.c @@ -31,7 +31,7 @@ static ssize_t get_sys_link(struct udev *udev, const char *slink, const char *sy util_strscpyl(path, sizeof(path), syspath, "/", slink, NULL); len = readlink(path, path, sizeof(path)); - if (len < 0 || len >= (ssize_t) sizeof(path)) + if (len <= 0 || len == (ssize_t)sizeof(path)) return -1; path[len] = '\0'; pos = strrchr(path, '/'); |