btrfs: fix lost return value due to variable shadowing
authorDavid Sterba <dsterba@suse.cz>
Tue, 24 Feb 2015 17:57:18 +0000 (18:57 +0100)
committerChris Mason <clm@fb.com>
Mon, 2 Mar 2015 22:04:45 +0000 (14:04 -0800)
commit1932b7be973b554ffe20a5bba6ffaed6fa995cdc
tree7ac067e4c7643336d9e58335eb7b36c4761c4646
parent5cdf83edb8e41cad1ec8eab2d402b4f9d9eb7ee0
btrfs: fix lost return value due to variable shadowing

A block-local variable stores error code but btrfs_get_blocks_direct may
not return it in the end as there's a ret defined in the function scope.

CC: <stable@vger.kernel.org> # 3.6+
Fixes: d187663ef24c ("Btrfs: lock extents as we map them in DIO")
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <clm@fb.com>
fs/btrfs/inode.c