]> git.ipfire.org Git - thirdparty/kernel/linux.git/commit
media: rc: ttusbir: respect DMA coherency rules
authorOliver Neukum <oneukum@suse.com>
Wed, 11 Feb 2026 18:11:04 +0000 (19:11 +0100)
committerHans Verkuil <hverkuil+cisco@kernel.org>
Tue, 17 Mar 2026 13:43:57 +0000 (14:43 +0100)
commit50acaad3d202c064779db8dc3d010007347f59c7
treee53165b32264fb3fb6591486cce66eca7aaba4db
parenteac69475b01fe1e861dfe3960b57fa95671c132e
media: rc: ttusbir: respect DMA coherency rules

Buffers must not share a cache line with other data structures.
Allocate separately.

Fixes: 0938069fa0897 ("[media] rc: Add support for the TechnoTrend USB IR Receiver")
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>
drivers/media/rc/ttusbir.c