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author | David Sterba <dsterba@suse.cz> | 2013-11-19 13:36:21 +0100 |
---|---|---|
committer | Chris Mason <clm@fb.com> | 2014-01-28 13:19:41 -0800 |
commit | cc37bb04201217b7acb11213e16cb5530c30da8f (patch) | |
tree | c27e7ecb38db667734de53619ebb00995d41521d | |
parent | 43d87fa23154d135a2a1006bc6656ae73ae84190 (diff) | |
download | op-kernel-dev-cc37bb04201217b7acb11213e16cb5530c30da8f.zip op-kernel-dev-cc37bb04201217b7acb11213e16cb5530c30da8f.tar.gz |
btrfs: replace BUG in can_modify_feature
We don't need to crash hard here, it's just reading a sysfs file. The
values considered in switch are from a fixed set, the default case
should not happen at all.
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>
-rw-r--r-- | fs/btrfs/sysfs.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c index 8fdc052..b535285 100644 --- a/fs/btrfs/sysfs.c +++ b/fs/btrfs/sysfs.c @@ -75,7 +75,9 @@ static int can_modify_feature(struct btrfs_feature_attr *fa) clear = BTRFS_FEATURE_INCOMPAT_SAFE_CLEAR; break; default: - BUG(); + printk(KERN_WARNING "btrfs: sysfs: unknown feature set %d\n", + fa->feature_set); + return 0; } if (set & fa->feature_bit) |