This is a note to let you know that I've just added the patch titled
dm ioctl: have constant on the right side of the test
to the 6.1-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:
dm-ioctl-have-constant-on-the-right-side-of-the-test.patch
and it can be found in the queue-6.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 052a2a7fb71535990d598215ed59df6f3f877b93
Author: Heinz Mauelshagen <heinzm@xxxxxxxxxx>
Date: Tue Feb 7 21:47:45 2023 +0100
dm ioctl: have constant on the right side of the test
[ Upstream commit 5cae0aa77397015f530aeb34f3ced32db6ac2875 ]
Signed-off-by: Heinz Mauelshagen <heinzm@xxxxxxxxxx>
Signed-off-by: Mike Snitzer <snitzer@xxxxxxxxxx>
Stable-dep-of: 249bed821b4d ("dm ioctl: Avoid double-fetch of version")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index 2ced382cdd70b..6aeae095086d7 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -1819,8 +1819,8 @@ static int check_version(unsigned int cmd, struct dm_ioctl __user *user)
if (copy_from_user(version, user->version, sizeof(version)))
return -EFAULT;
- if ((DM_VERSION_MAJOR != version[0]) ||
- (DM_VERSION_MINOR < version[1])) {
+ if ((version[0] != DM_VERSION_MAJOR) ||
+ (version[1] > DM_VERSION_MINOR)) {
DMERR("ioctl interface mismatch: kernel(%u.%u.%u), user(%u.%u.%u), cmd(%d)",
DM_VERSION_MAJOR, DM_VERSION_MINOR,
DM_VERSION_PATCHLEVEL,
--
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