xfs: simplify xfs_idata_realloc
authorChristoph Hellwig <hch@lst.de>
Tue, 17 Jul 2018 23:51:50 +0000 (16:51 -0700)
committerDarrick J. Wong <darrick.wong@oracle.com>
Mon, 30 Jul 2018 14:57:48 +0000 (07:57 -0700)
commit1216b58b353fbf5529454b442cebb3c8f14d93da
treef122f8c27bb7936835bf654fad5d377861513716
parentfcacbc3f511338842dd177e2d53d457f9741543b
xfs: simplify xfs_idata_realloc

Streamline the code and take advantage of the fact that kmem_realloc
through krealloc will be have like a normal allocation if passing in a
NULL old pointer.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
fs/xfs/libxfs/xfs_inode_fork.c