This is a note to let you know that I've just added the patch titled
rpmsg: Fix rpmsg_create_ept return when RPMSG config is not defined
to the 5.10-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:
rpmsg-fix-rpmsg_create_ept-return-when-rpmsg-config-.patch
and it can be found in the queue-5.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit d2020546924ad497e78fc1ebee38d2aa46b295f7
Author: Arnaud Pouliquen <arnaud.pouliquen@xxxxxxxxxxx>
Date: Mon Jul 12 14:39:12 2021 +0200
rpmsg: Fix rpmsg_create_ept return when RPMSG config is not defined
[ Upstream commit 537d3af1bee8ad1415fda9b622d1ea6d1ae76dfa ]
According to the description of the rpmsg_create_ept in rpmsg_core.c
the function should return NULL on error.
Fixes: 2c8a57088045 ("rpmsg: Provide function stubs for API")
Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@xxxxxxxxxxx>
Reviewed-by: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20210712123912.10672-1-arnaud.pouliquen@xxxxxxxxxxx
Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/include/linux/rpmsg.h b/include/linux/rpmsg.h
index 9fe156d1c018e..a68972b097b72 100644
--- a/include/linux/rpmsg.h
+++ b/include/linux/rpmsg.h
@@ -177,7 +177,7 @@ static inline struct rpmsg_endpoint *rpmsg_create_ept(struct rpmsg_device *rpdev
/* This shouldn't be possible */
WARN_ON(1);
- return ERR_PTR(-ENXIO);
+ return NULL;
}
static inline int rpmsg_send(struct rpmsg_endpoint *ept, void *data, int len)
