bcm27xx: import latest patches from the RPi foundation

bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G
bcm2710: boot tested on RPi 3B v1.2
bcm2711: boot tested on RPi 4B v1.1 4G

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

1 files changed, 29 insertions, 0 deletions

diff --git a/target/linux/bcm27xx/patches-5.4/950-0334-staging-bcm2835-codec-Fix-potential-memory-leak-of-i.patch b/target/linux/bcm27xx/patches-5.4/950-0334-staging-bcm2835-codec-Fix-potential-memory-leak-of-i.patch
new file mode 100644
index 0000000000..915ca1a29f
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0334-staging-bcm2835-codec-Fix-potential-memory-leak-of-i.patch
@@ -0,0 +1,29 @@
+From 6d59110f7aa7c86caf2c3a29169ace33556f690b Mon Sep 17 00:00:00 2001
+From: Dave Stevenson <dave.stevenson@raspberrypi.com>
+Date: Wed, 6 Nov 2019 13:58:08 +0000
+Subject: [PATCH] staging: bcm2835-codec: Fix potential memory leak of
+ isp instance
+
+"d867785 staging: bcm2835-codec: add media controller support" added
+a new error path that jumped to end, but didn't add the free
+of the ISP device should that path be taken.
+Fix this.
+
+Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
+---
+ .../staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c  | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+--- a/drivers/staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c
++++ b/drivers/staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c
+@@ -2841,6 +2841,10 @@ static int bcm2835_codec_probe(struct pl
+ 	return 0;
+ 
+ out:
++	if (drv->isp) {
++		bcm2835_codec_destroy(drv->isp);
++		drv->isp = NULL;
++	}
+ 	if (drv->encode) {
+ 		bcm2835_codec_destroy(drv->encode);
+ 		drv->encode = NULL;