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gfs2: Fix a NULL vs IS_ERR() bug in gfs2_find_jhead()

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The filemap_grab_folio() function doesn't return NULL, it returns error
pointers.  Fix the check to match.

Fixes: 4082976009 ("gfs2: Convert gfs2_find_jhead() to use a folio")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
This commit is contained in:
Dan Carpenter 2025-03-12 11:33:03 +03:00 committed by Andreas Gruenbacher
parent 0776a508d1
commit 951d701ef1
1 changed files with 2 additions and 2 deletions
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4
fs/gfs2/lops.c
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@ -530,8 +530,8 @@ int gfs2_find_jhead(struct gfs2_jdesc *jd, struct gfs2_log_header_host *head,
if (!folio) {
folio = filemap_grab_folio(mapping,
block >> shift);
if (!folio) {
ret = -ENOMEM;
if (IS_ERR(folio)) {
ret = PTR_ERR(folio);
done = true;
goto out;
}