FAILED: patch "[PATCH] media: rc: ttusbir: fix inverted error logic" failed to apply to 6.18-stable tree

[<gregkh@linuxfoundation.org>]

The patch below does not apply to the 6.18-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@vger.kernel.org>.

To reproduce the conflict and resubmit, you may use the following commands:

git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.18.y
git checkout FETCH_HEAD
git cherry-pick -x 646ebdd3105809d84ed04aa9e92e47e89cc44502
# <resolve conflicts, build, test, etc.>
git commit -s
git send-email --to '<stable@vger.kernel.org>' --in-reply-to '2026052015-cursor-myself-fe38@gregkh' --subject-prefix 'PATCH 6.18.y' HEAD^..

Possible dependencies:



thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From 646ebdd3105809d84ed04aa9e92e47e89cc44502 Mon Sep 17 00:00:00 2001
From: Oliver Neukum <oneukum@suse.com>
Date: Fri, 10 Apr 2026 23:03:09 +0200
Subject: [PATCH] media: rc: ttusbir: fix inverted error logic

We have to report ENOMEM if no buffer is allocated.
Typo dropped a "!". Restore it.

Fixes: 50acaad3d202 ("media: rc: ttusbir: respect DMA coherency rules")
Cc: stable@vger.kernel.org
Signed-off-by: Oliver Neukum <oneukum@suse.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>

diff --git a/drivers/media/rc/ttusbir.c b/drivers/media/rc/ttusbir.c
index 3848ad3a6b85..db2f6698a6c0 100644
--- a/drivers/media/rc/ttusbir.c
+++ b/drivers/media/rc/ttusbir.c
@@ -191,7 +191,7 @@ static int ttusbir_probe(struct usb_interface *intf,
 	tt = kzalloc_obj(*tt);
 	buffer = kzalloc(5, GFP_KERNEL);
 	rc = rc_allocate_device(RC_DRIVER_IR_RAW);
-	if (!tt || !rc || buffer) {
+	if (!tt || !rc || !buffer) {
 		ret = -ENOMEM;
 		goto out;
 	}