xfs: remove impossible condition

xfs: remove impossible condition

Source kernel commit a5fd276bdc4fb71b06d100a6abc77ad682f77de4

bp_release is set to 0 just before the breakpoint of the for loop before
the conditional check (in line 458). The other breakpoint is a goto that
skips the dead code.

Addresses-Coverity-Id: 102338

Signed-off-by: Luis de Bethencourt <luisbg@osg.samsung.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Chinner <david@fromorbit.com>
difflibxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index ef00156..9054c50 100644