diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0951-staging-vc04_services-ISP-Fix-dmabuf-error-check-in-.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0951-staging-vc04_services-ISP-Fix-dmabuf-error-check-in-.patch | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0951-staging-vc04_services-ISP-Fix-dmabuf-error-check-in-.patch b/target/linux/bcm27xx/patches-5.4/950-0951-staging-vc04_services-ISP-Fix-dmabuf-error-check-in-.patch new file mode 100644 index 0000000000..32f66fbb8b --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0951-staging-vc04_services-ISP-Fix-dmabuf-error-check-in-.patch @@ -0,0 +1,25 @@ +From 971ec8a5c6229dc45b89105196a86333635fc553 Mon Sep 17 00:00:00 2001 +From: Paul Elder <paul.elder@ideasonboard.com> +Date: Mon, 24 Aug 2020 17:14:29 +0900 +Subject: [PATCH] staging: vc04_services: ISP: Fix dmabuf error check + in S_CTRL + +In bcm2835_isp_s_ctrl, the error check for dma_buf_get() is incorrect, +and considers ERR_PTR pointers as valid dmabufs. Fix this error check. + +Signed-off-by: Paul Elder <paul.elder@ideasonboard.com> +--- + drivers/staging/vc04_services/bcm2835-isp/bcm2835-v4l2-isp.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/drivers/staging/vc04_services/bcm2835-isp/bcm2835-v4l2-isp.c ++++ b/drivers/staging/vc04_services/bcm2835-isp/bcm2835-v4l2-isp.c +@@ -733,7 +733,7 @@ static int bcm2835_isp_s_ctrl(struct v4l + sizeof(struct bcm2835_isp_lens_shading)); + + dmabuf = dma_buf_get(ls.dmabuf); +- if (!dmabuf) ++ if (IS_ERR_OR_NULL(dmabuf)) + return -EINVAL; + + ret = vc_sm_cma_import_dmabuf(dmabuf, |