From eac4a77bb71750b02e91508b15c9aaf4fe2b94ae Mon Sep 17 00:00:00 2001 From: Sachin Bhayare Date: Fri, 23 Dec 2016 11:22:44 +0530 Subject: msm: mdss: Fix invalid dma attachment during fb shutdown If DMA attachment fail during fb_mmap, all ION memory will get free. It is necessary to reset the fbmem and fb_attachemnt pointer to NULL, otherwise during shutdown will perform another free and causing issue. CRs-Fixed: 1090244 Change-Id: I92affcf2ce039eecfc72b7c191e058f37815c726 Signed-off-by: Benjamin Chan Signed-off-by: Sachin Bhayare --- drivers/video/msm/mdss/mdss_fb.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/video/msm/mdss/mdss_fb.c b/drivers/video/msm/mdss/mdss_fb.c index 2e8092d..c2d1441 100644 --- a/drivers/video/msm/mdss/mdss_fb.c +++ b/drivers/video/msm/mdss/mdss_fb.c @@ -1660,6 +1660,8 @@ int mdss_fb_alloc_fb_ion_memory(struct msm_fb_data_type *mfd, size_t fb_size) fb_mmap_failed: ion_free(mfd->fb_ion_client, mfd->fb_ion_handle); + mfd->fb_ion_handle = NULL; + mfd->fbmem_buf = NULL; return rc; } -- cgit v1.1