commit | 17829309ec00adf3dba1644d64b09a5329829870 | [log] [tgz] |
---|---|---|
author | Kangjie Lu <kjlu@umn.edu> | Thu Mar 14 22:58:29 2019 -0500 |
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | Sat Apr 20 09:15:55 2019 +0200 |
tree | a54c3a9e0f3ded76db1d9b7aa4b68c92be93caaf | |
parent | a793860c0f52f28d0d5f052a20981057eb9fb9f1 [diff] |
ALSA: echoaudio: add a check for ioremap_nocache [ Upstream commit 6ade657d6125ec3ec07f95fa51e28138aef6208f ] In case ioremap_nocache fails, the fix releases chip and returns an error code upstream to avoid NULL pointer dereference. Signed-off-by: Kangjie Lu <kjlu@umn.edu> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Sasha Levin <sashal@kernel.org>