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gfs2: remove unneeded pg_oflow variable

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Function gfs2_write_disk_quota checks if its write overflows onto
another page, and if so, does a second write. Before this patch it kept
two variables for this, but only one is needed. This patch simplifies
it by eliminating pg_oflow.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
This commit is contained in:
Bob Peterson 2023-05-31 11:41:16 -05:00 committed by Andreas Gruenbacher
parent f0418e4b56
commit e34c16c9c6
1 changed files with 3 additions and 5 deletions
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8
fs/gfs2/quota.c
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@ -802,7 +802,7 @@ static int gfs2_write_disk_quota(struct gfs2_sbd *sdp, struct gfs2_quota *qp,
{
unsigned long pg_beg;
unsigned pg_off, nbytes, overflow = 0;
int pg_oflow = 0, error;
int error;
void *ptr;
nbytes = sizeof(struct gfs2_quota);
@ -811,16 +811,14 @@ static int gfs2_write_disk_quota(struct gfs2_sbd *sdp, struct gfs2_quota *qp,
pg_off = offset_in_page(loc);
/* If the quota straddles a page boundary, split the write in two */
if ((pg_off + nbytes) > PAGE_SIZE) {
pg_oflow = 1;
if ((pg_off + nbytes) > PAGE_SIZE)
overflow = (pg_off + nbytes) - PAGE_SIZE;
}
ptr = qp;
error = gfs2_write_buf_to_page(sdp, pg_beg, pg_off, ptr,
nbytes - overflow);
/* If there's an overflow, write the remaining bytes to the next page */
if (!error && pg_oflow)
if (!error && overflow)
error = gfs2_write_buf_to_page(sdp, pg_beg + 1, 0,
ptr + nbytes - overflow,
overflow);