This is a note to let you know that I've just added the patch titled
coredump: accept any write method
to the 4.0-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
coredump-accept-any-write-method.patch
and it can be found in the queue-4.0 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 86cc05840a0da1afcb6b8151b53f3b606457c91b Mon Sep 17 00:00:00 2001
From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Date: Fri, 3 Apr 2015 15:23:17 -0400
Subject: coredump: accept any write method
From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
commit 86cc05840a0da1afcb6b8151b53f3b606457c91b upstream.
Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/coredump.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/coredump.c
+++ b/fs/coredump.c
@@ -657,7 +657,7 @@ void do_coredump(const siginfo_t *siginf
*/
if (!uid_eq(inode->i_uid, current_fsuid()))
goto close_fail;
- if (!cprm.file->f_op->write)
+ if (!(cprm.file->f_mode & FMODE_CAN_WRITE))
goto close_fail;
if (do_truncate(cprm.file->f_path.dentry, 0, 0, cprm.file))
goto close_fail;
Patches currently in stable-queue which might be from viro@xxxxxxxxxxxxxxxxxx are
queue-4.0/path_openat-fix-double-fput.patch
queue-4.0/coredump-accept-any-write-method.patch
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