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| author | Gui Hecheng <guihc.fnst@cn.fujitsu.com> | 2014-06-30 11:54:12 +0800 |
|---|---|---|
| committer | David Sterba <dsterba@suse.cz> | 2014-08-22 14:55:27 +0200 |
| commit | 3f6c8a16104591474ee2432467f2c1f6dba6a651 (patch) | |
| tree | 11b080ee3c8bb96d1a67688fb5b7bb0c218d7d9c | |
| parent | a184abc70f7b1468e6036ab576f1587ee0574668 (diff) | |
btrfs-progs: limit minimal num of args for btrfs-image
The btrfs-image requires at least 2 args to run,
one for the source dev/file, the other for the target dev/file.
This patch depends on patch:
btrfs-progs: move the check_argc_* functions into utils.c
Signed-off-by: Gui Hecheng <guihc.fnst@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
| -rw-r--r-- | btrfs-image.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/btrfs-image.c b/btrfs-image.c index 03cf85e7..985aa26c 100644 --- a/btrfs-image.c +++ b/btrfs-image.c @@ -2522,6 +2522,10 @@ int main(int argc, char *argv[]) } argc = argc - optind; + set_argv0(argv); + if (check_argc_min(argc, 2)) + print_usage(); + dev_cnt = argc - 1; if (create) { |