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author | Dave Jones <dsj@fb.com> | 2016-01-28 15:28:35 -0500 |
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committer | David Sterba <dsterba@suse.com> | 2016-02-18 11:45:55 +0100 |
commit | 8f682f6955b94ddfb548a1db23c1dd633d90f7de (patch) | |
tree | ed866d1647592363917dbf44f60669c4b08ef031 /fs/btrfs/backref.c | |
parent | ac1407ba24d69015f88da18bfac978c493380b81 (diff) | |
download | linux-stable-8f682f6955b94ddfb548a1db23c1dd633d90f7de.tar.gz linux-stable-8f682f6955b94ddfb548a1db23c1dd633d90f7de.tar.bz2 linux-stable-8f682f6955b94ddfb548a1db23c1dd633d90f7de.zip |
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>
Diffstat (limited to 'fs/btrfs/backref.c')
-rw-r--r-- | fs/btrfs/backref.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c index b90cd3776f8e..dc6e9a32d019 100644 --- a/fs/btrfs/backref.c +++ b/fs/btrfs/backref.c @@ -566,17 +566,14 @@ static void __merge_refs(struct list_head *head, int mode) struct __prelim_ref *pos2 = pos1, *tmp; list_for_each_entry_safe_continue(pos2, tmp, head, list) { - struct __prelim_ref *xchg, *ref1 = pos1, *ref2 = pos2; + struct __prelim_ref *ref1 = pos1, *ref2 = pos2; struct extent_inode_elem *eie; if (!ref_for_same_block(ref1, ref2)) continue; if (mode == 1) { - if (!ref1->parent && ref2->parent) { - xchg = ref1; - ref1 = ref2; - ref2 = xchg; - } + if (!ref1->parent && ref2->parent) + swap(ref1, ref2); } else { if (ref1->parent != ref2->parent) continue; |