From: Jens Wiklander Date: Thu, 7 Nov 2019 10:43:02 +0000 (+0100) Subject: tee: tee_shm_op_mmap(): use TEE_SHM_USER_MAPPED X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=758ecf13a41a9dc4f019c1381566132ef46c08ee;p=linux.git tee: tee_shm_op_mmap(): use TEE_SHM_USER_MAPPED tee_shm_op_mmap() uses the TEE_SHM_USER_MAPPED flag instead of the TEE_SHM_REGISTER flag to tell if a shared memory object is originating from registered user space memory. Signed-off-by: Jens Wiklander --- diff --git a/drivers/tee/tee_shm.c b/drivers/tee/tee_shm.c index b01d2b7eea717..bd679b72bd05c 100644 --- a/drivers/tee/tee_shm.c +++ b/drivers/tee/tee_shm.c @@ -76,7 +76,7 @@ static int tee_shm_op_mmap(struct dma_buf *dmabuf, struct vm_area_struct *vma) size_t size = vma->vm_end - vma->vm_start; /* Refuse sharing shared memory provided by application */ - if (shm->flags & TEE_SHM_REGISTER) + if (shm->flags & TEE_SHM_USER_MAPPED) return -EINVAL; return remap_pfn_range(vma, vma->vm_start, shm->paddr >> PAGE_SHIFT,