diff options
Diffstat (limited to 'meta-xilinx/meta-xilinx-bsp/recipes-graphics/mali/kernel-module-mali/0016-mali_memory_secure-Kernel-5.0-onwards-access_ok-API-.patch')
-rw-r--r-- | meta-xilinx/meta-xilinx-bsp/recipes-graphics/mali/kernel-module-mali/0016-mali_memory_secure-Kernel-5.0-onwards-access_ok-API-.patch | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/meta-xilinx/meta-xilinx-bsp/recipes-graphics/mali/kernel-module-mali/0016-mali_memory_secure-Kernel-5.0-onwards-access_ok-API-.patch b/meta-xilinx/meta-xilinx-bsp/recipes-graphics/mali/kernel-module-mali/0016-mali_memory_secure-Kernel-5.0-onwards-access_ok-API-.patch deleted file mode 100644 index dc8bbebf4..000000000 --- a/meta-xilinx/meta-xilinx-bsp/recipes-graphics/mali/kernel-module-mali/0016-mali_memory_secure-Kernel-5.0-onwards-access_ok-API-.patch +++ /dev/null @@ -1,47 +0,0 @@ -From 8cf1dd43f3f25cb4afb84dfc3b0e7c02bc8f7f0c Mon Sep 17 00:00:00 2001 -From: Madhurkiran Harikrishnan <madhurkiran.harikrishnan@xilinx.com> -Date: Mon, 24 Feb 2020 18:19:37 -0800 -Subject: [LINUX][rel-v2020.1][PATCH v1 1/3] mali_memory_secure: Kernel 5.0 - onwards 'access_ok' API does not take 'type' as input parameter - -'access_ok' no longer needs 'type' as input paramter from kernel 5.0 -onwards. - -Signed-off-by: Madhurkiran Harikrishnan <madhurkiran.harikrishnan@xilinx.com> ---- - driver/src/devicedrv/mali/linux/mali_ukk_mem.c | 9 +++++++++ - 1 file changed, 9 insertions(+) - -diff --git a/driver/src/devicedrv/mali/linux/mali_ukk_mem.c b/driver/src/devicedrv/mali/linux/mali_ukk_mem.c -index 4ec57dc..270bb6d 100644 ---- linux/mali_ukk_mem.c -+++ b/linux/mali_ukk_mem.c -@@ -207,8 +207,13 @@ int mem_write_safe_wrapper(struct mali_session_data *session_data, _mali_uk_mem_ - kargs.ctx = (uintptr_t)session_data; - - /* Check if we can access the buffers */ -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 0, 0) -+ if (!access_ok((const void __user *)kargs.dest, kargs.size) -+ || !access_ok((const void __user *)kargs.src, kargs.size)) { -+#else - if (!access_ok(VERIFY_WRITE, kargs.dest, kargs.size) - || !access_ok(VERIFY_READ, kargs.src, kargs.size)) { -+#endif - return -EINVAL; - } - -@@ -266,7 +271,11 @@ int mem_dump_mmu_page_table_wrapper(struct mali_session_data *session_data, _mal - goto err_exit; - - user_buffer = (void __user *)(uintptr_t)kargs.buffer; -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 0, 0) -+ if (!access_ok(user_buffer, kargs.size)) -+#else - if (!access_ok(VERIFY_WRITE, user_buffer, kargs.size)) -+#endif - goto err_exit; - - /* allocate temporary buffer (kernel side) to store mmu page table info */ --- -2.7.4 - |