diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0293-drm-vc4-Return-EFAULT-on-copy_from_user-failure.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.4/0293-drm-vc4-Return-EFAULT-on-copy_from_user-failure.patch | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0293-drm-vc4-Return-EFAULT-on-copy_from_user-failure.patch b/target/linux/brcm2708/patches-4.4/0293-drm-vc4-Return-EFAULT-on-copy_from_user-failure.patch deleted file mode 100644 index 33c695f0d7..0000000000 --- a/target/linux/brcm2708/patches-4.4/0293-drm-vc4-Return-EFAULT-on-copy_from_user-failure.patch +++ /dev/null @@ -1,36 +0,0 @@ -From 99163bd65fc65f2a3f754de89a7009d4b243bbdc Mon Sep 17 00:00:00 2001 -From: Dan Carpenter <dan.carpenter@oracle.com> -Date: Tue, 8 Mar 2016 15:09:41 +0300 -Subject: [PATCH] drm/vc4: Return -EFAULT on copy_from_user() failure - -The copy_from_user() function returns the number of bytes not copied but -we want to return a negative error code. - -Fixes: 463873d57014 ('drm/vc4: Add an API for creating GPU shaders in GEM BOs.') -Cc: stable@vger.kernel.org -Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> -Reviewed-by: Eric Anholt <eric@anholt.net> -Signed-off-by: Eric Anholt <eric@anholt.net> -(cherry picked from commit 585cb132a48190b554aecda2ebc3e2911fcbb665) ---- - drivers/gpu/drm/vc4/vc4_bo.c | 7 ++++--- - 1 file changed, 4 insertions(+), 3 deletions(-) - ---- a/drivers/gpu/drm/vc4/vc4_bo.c -+++ b/drivers/gpu/drm/vc4/vc4_bo.c -@@ -519,11 +519,12 @@ vc4_create_shader_bo_ioctl(struct drm_de - if (IS_ERR(bo)) - return PTR_ERR(bo); - -- ret = copy_from_user(bo->base.vaddr, -+ if (copy_from_user(bo->base.vaddr, - (void __user *)(uintptr_t)args->data, -- args->size); -- if (ret != 0) -+ args->size)) { -+ ret = -EFAULT; - goto fail; -+ } - /* Clear the rest of the memory from allocating from the BO - * cache. - */ |