btrfs: remove open-coded swap() in backref.c:__merge_refs
authorDave Jones <dsj@fb.com>
Thu, 28 Jan 2016 20:28:35 +0000 (15:28 -0500)
committerDavid Sterba <dsterba@suse.com>
Thu, 18 Feb 2016 10:45:55 +0000 (11:45 +0100)
commit8f682f6955b94ddfb548a1db23c1dd633d90f7de
treeed866d1647592363917dbf44f60669c4b08ef031
parentac1407ba24d69015f88da18bfac978c493380b81
btrfs: remove open-coded swap() in backref.c:__merge_refs

The kernel provides a swap() that does the same thing as this code.

Signed-off-by: Dave Jones <dsj@fb.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/backref.c