* + reiserfs-fix-dereference-of-err_ptr.patch added to -mm tree
@ 2016-01-20 20:57 akpm
0 siblings, 0 replies; only message in thread
From: akpm @ 2016-01-20 20:57 UTC (permalink / raw
To: sudipm.mukherjee, sudip, mm-commits
The patch titled
Subject: reiserfs: fix dereference of ERR_PTR
has been added to the -mm tree. Its filename is
reiserfs-fix-dereference-of-err_ptr.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/reiserfs-fix-dereference-of-err_ptr.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/reiserfs-fix-dereference-of-err_ptr.patch
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From: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Subject: reiserfs: fix dereference of ERR_PTR
reiserfs_iget() returns either NULL or error code in ERR_PTR. And we were
only checking for NULL, so in case of some other error we will try to
dereference the ERR_PTR(-errno) thinking it to be a valid pointer.
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
fs/reiserfs/super.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN fs/reiserfs/super.c~reiserfs-fix-dereference-of-err_ptr fs/reiserfs/super.c
--- a/fs/reiserfs/super.c~reiserfs-fix-dereference-of-err_ptr
+++ a/fs/reiserfs/super.c
@@ -288,7 +288,7 @@ static int finish_unfinished(struct supe
pathrelse(&path);
inode = reiserfs_iget(s, &obj_key);
- if (!inode) {
+ if (IS_ERR_OR_NULL(inode)) {
/*
* the unlink almost completed, it just did not
* manage to remove "save" link and release objectid
_
Patches currently in -mm which might be from sudipm.mukherjee@gmail.com are
reiserfs-fix-dereference-of-err_ptr.patch
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2016-01-20 20:57 + reiserfs-fix-dereference-of-err_ptr.patch added to -mm tree akpm
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