diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0185-staging-mmal-vchiq-If-the-VPU-returns-an-error-don-t.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0185-staging-mmal-vchiq-If-the-VPU-returns-an-error-don-t.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0185-staging-mmal-vchiq-If-the-VPU-returns-an-error-don-t.patch b/target/linux/bcm27xx/patches-5.4/950-0185-staging-mmal-vchiq-If-the-VPU-returns-an-error-don-t.patch new file mode 100644 index 0000000000..60550ede00 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0185-staging-mmal-vchiq-If-the-VPU-returns-an-error-don-t.patch @@ -0,0 +1,29 @@ +From 8bf13b2aedef0e0ef2250dd612f453e1a923a2d7 Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.org> +Date: Wed, 13 Feb 2019 12:51:03 +0000 +Subject: [PATCH] staging: mmal-vchiq: If the VPU returns an error, + don't negate it + +There is an enum for the errors that the VPU can return. +port_parameter_get was negating that value, but also using -EINVAL +from the Linux error codes. +Pass the VPU error code as positive values. Should the function +need to pass a Linux failure, then return that as negative. + +Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org> +--- + drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +--- a/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c ++++ b/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c +@@ -1400,7 +1400,8 @@ static int port_parameter_get(struct vch + goto release_msg; + } + +- ret = -rmsg->u.port_parameter_get_reply.status; ++ ret = rmsg->u.port_parameter_get_reply.status; ++ + /* port_parameter_get_reply.size includes the header, + * whilst *value_size doesn't. + */ |