gfs2: remove unneeded variable done

Function gfs2_write_buf_to_page uses variable done to exit its loop, but
it's unnecessary if we just code an infinite loop and exit when we need.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>

diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c
index 7b79fcc..59c6fa0 100644 (file)
--- a/fs/gfs2/quota.c
+++ b/fs/gfs2/quota.c
@@ -740,7 +740,6 @@ static int gfs2_write_buf_to_page(struct gfs2_sbd *sdp, unsigned long index,
        u64 blk;
        unsigned bsize = sdp->sd_sb.sb_bsize, bnum = 0, boff = 0;
        unsigned to_write = bytes, pg_off = off;
-       int done = 0;
 
        blk = index << (PAGE_SHIFT - sdp->sd_sb.sb_bsize_shift);
        boff = off % bsize;
@@ -752,7 +751,7 @@ static int gfs2_write_buf_to_page(struct gfs2_sbd *sdp, unsigned long index,
                create_empty_buffers(page, bsize, 0);
 
        bh = page_buffers(page);
-       while (!done) {
+       for(;;) {
                /* Find the beginning block within the page */
                if (pg_off >= ((bnum * bsize) + bsize)) {
                        bh = bh->b_this_page;
@@ -781,7 +780,7 @@ static int gfs2_write_buf_to_page(struct gfs2_sbd *sdp, unsigned long index,
                        boff = pg_off % bsize;
                        continue;
                }
-               done = 1;
+               break;
        }
 
        /* Write to the page, now that we have setup the buffer(s) */