]> git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/commit
drivers/rapidio/rio_cm.c: fix potential oops in riocm_ch_listen()
authorDan Carpenter <dan.carpenter@oracle.com>
Fri, 8 Mar 2019 00:29:33 +0000 (16:29 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 8 Mar 2019 02:32:01 +0000 (18:32 -0800)
commit5ac188b12e7cbdd92dee60877d1fac913fc1d074
treebd26bfcf5ba2bd02901fe83fd49d027330937ddb
parent4b0470027528ba98f9617f4ceba328de71d2fe49
drivers/rapidio/rio_cm.c: fix potential oops in riocm_ch_listen()

If riocm_get_channel() fails, then we should just return -EINVAL.
Calling riocm_put_channel() will trigger a NULL dereference and
generally we should call put() if the get() didn't succeed.

Link: http://lkml.kernel.org/r/20190110130230.GB27017@kadam
Fixes: b6e8d4aa1110 ("rapidio: add RapidIO channelized messaging driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Matt Porter <mporter@kernel.crashing.org>
Cc: Alexandre Bounine <alexandre.bounine@idt.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
drivers/rapidio/rio_cm.c