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author | Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com> | 2016-06-02 17:14:57 +0900 |
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committer | David Sterba <dsterba@suse.com> | 2016-06-03 14:49:43 +0200 |
commit | 97198cd75e15457360aba93a28af65458292694f (patch) | |
tree | 849ae09d4bd5f581dbdfa39852d35146e5f452cf /btrfs-crc.c | |
parent | ff6fe039d366ee5dee056c333a28a98e35598197 (diff) |
btrfs-progs: btrfs-crc: make argc check more strict
Signed-off-by: Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'btrfs-crc.c')
-rw-r--r-- | btrfs-crc.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/btrfs-crc.c b/btrfs-crc.c index 27244d78..c3e47747 100644 --- a/btrfs-crc.c +++ b/btrfs-crc.c @@ -69,12 +69,14 @@ int main(int argc, char **argv) str = argv[optind]; if (!loop) { - if (check_argc_min(argc - optind, 1)) + if (check_argc_exact(argc - optind, 1)) print_usage(255); printf("%12u - %s\n", crc32c(~1, str, strlen(str)), str); return 0; } + if (check_argc_exact(argc - optind, 0)) + print_usage(255); buf = malloc(length); if (!buf) |