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author | Qu Wenruo <quwenruo@cn.fujitsu.com> | 2014-10-30 14:34:06 +0800 |
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committer | David Sterba <dsterba@suse.cz> | 2014-11-03 18:35:31 +0100 |
commit | 0f70b67a0c280ee1801412e0080aae8ad4eae98b (patch) | |
tree | 537b2293e378553ec5bd10b9c8c98f7fd333df4e /cmds-check.c | |
parent | 8a26f850cd63535d38bc554589f126e043979c2b (diff) | |
download | btrfs-progs-0f70b67a0c280ee1801412e0080aae8ad4eae98b.tar.gz |
btrfs-progs: Fix the argument requirement for '--subvol-extents'
The following commit changed the argument requirement for
'--subvol-extents', which causes it to call arg_strtou64() on NULL,
resulting a segfault.
d34cbe76 btrfs-progs: check: do not require argument for --subvol-extents
This patch revert the patch and change the help string and man page to
make it no longer confusing.
Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Diffstat (limited to 'cmds-check.c')
-rw-r--r-- | cmds-check.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/cmds-check.c b/cmds-check.c index 2a5f823..923fb10 100644 --- a/cmds-check.c +++ b/cmds-check.c @@ -7544,7 +7544,7 @@ static struct option long_options[] = { { "init-extent-tree", 0, NULL, 0 }, { "check-data-csum", 0, NULL, 0 }, { "backup", 0, NULL, 0 }, - { "subvol-extents", no_argument, NULL, 'E' }, + { "subvol-extents", 1, NULL, 'E' }, { "qgroup-report", 0, NULL, 'Q' }, { NULL, 0, NULL, 0} }; @@ -7560,7 +7560,7 @@ const char * const cmd_check_usage[] = { "--init-extent-tree create a new extent tree", "--check-data-csum verify checkums of data blocks", "--qgroup-report print a report on qgroup consistency", - "--subvol-extents print subvolume extents and sharing state", + "--subvol-extents <subvolid> print subvolume extents and sharing state", NULL }; |