[PATCH 4/4] xfs: remove rbpp check from xfs_rtmodify_summary_int

[Eric Sandeen <sandeen@xxxxxxxxxxx>]

rbpp is always passed into xfs_rtmodify_summary
and xfs_rtget_summary, so there is no need to
test for it in xfs_rtmodify_summary_int.

Signed-off-by: Eric Sandeen <sandeen@xxxxxxxxxx>
---

diff --git a/fs/xfs/libxfs/xfs_rtbitmap.c b/fs/xfs/libxfs/xfs_rtbitmap.c
index 50e3b93..7c818f1 100644
--- a/fs/xfs/libxfs/xfs_rtbitmap.c
+++ b/fs/xfs/libxfs/xfs_rtbitmap.c
@@ -460,7 +460,7 @@ xfs_rtmodify_summary_int(
        /*
         * If we have an old buffer, and the block number matches, use that.
         */
-       if (rbpp && *rbpp && *rsb == sb)
+       if (*rbpp && *rsb == sb)
                bp = *rbpp;
        /*
         * Otherwise we have to get the buffer.
@@ -469,7 +469,7 @@ xfs_rtmodify_summary_int(
                /*
                 * If there was an old one, get rid of it first.
                 */
-               if (rbpp && *rbpp)
+               if (*rbpp)
                        xfs_trans_brelse(tp, *rbpp);
                error = xfs_rtbuf_get(mp, tp, sb, 1, &bp);
                if (error) {
@@ -478,10 +478,8 @@ xfs_rtmodify_summary_int(
                /*
                 * Remember this buffer and block for the next call.
                 */
-               if (rbpp) {
-                       *rbpp = bp;
-                       *rsb = sb;
-               }
+               *rbpp = bp;
+               *rsb = sb;
        }
        /*
         * Point to the summary information, modify/log it, and/or copy it out.
@@ -493,14 +491,8 @@ xfs_rtmodify_summary_int(
                *sp += delta;
                xfs_trans_log_buf(tp, bp, first, first + sizeof(*sp) - 1);
        }
-       if (sum) {
-               /*
-                * Drop the buffer if we're not asked to remember it.
-                */
-               if (!rbpp)
-                       xfs_trans_brelse(tp, bp);
+       if (sum)
                *sum = *sp;
-       }
        return 0;
 }