Re: [PATCH] dma-buf: acquire name lock before read/write dma_buf.name

Am 08.10.21 um 08:29 schrieb guangming@mediatek.com: From: Guangming Cao Because dma-buf.name can be freed in func: "dma_buf_set_name", so, we need to acquire lock first before we read/write dma_buf.name to prevent Use After Free(UAF) issue. Signed-off-by: Guangming Cao --- drivers/dma-

[PATCH] dma-buf: acquire name lock before read/write dma_buf.name

From: Guangming Cao Because dma-buf.name can be freed in func: "dma_buf_set_name", so, we need to acquire lock first before we read/write dma_buf.name to prevent Use After Free(UAF) issue. Signed-off-by: Guangming Cao --- drivers/dma-buf/dma-buf.c | 5 + 1 file changed, 5 insertions(+) di