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> --- fs/btrfs/sysfs.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c index 669fdf777b6c..20a9bafeca78 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) -- 1.8.4.2 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html