lslocks: check scanf() return code [coverity scan]

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/misc-utils/lslocks.c b/misc-utils/lslocks.c
index 9587aa5e053fcc0c425421cd7560cc6285a46e7c..9fa05c4e35941b19801fa5d8345fcfce125d7083 100644 (file)
--- a/misc-utils/lslocks.c
+++ b/misc-utils/lslocks.c
@@ -224,7 +224,8 @@ static ino_t get_dev_inode(char *str, dev_t *dev)
        unsigned int maj = 0, min = 0;
        ino_t inum = 0;
 
-       sscanf(str, "%02x:%02x:%ju", &maj, &min, &inum);
+       if (sscanf(str, "%02x:%02x:%ju", &maj, &min, &inum) != 3)
+               errx(EXIT_FAILURE, _("failed to parse '%s'"), str);
 
        *dev = (dev_t) makedev(maj, min);
        return inum;