RE: [PATCH] drivers core: Free dma_range_map when driver probe failed

2021-01-04 Thread Li, Meng
> -Original Message- > From: Jim Quinlan > Sent: Monday, January 4, 2021 11:56 PM > To: Jim Quinlan ; Li, Meng > ; open list > Cc: Greg Kroah-Hartman ; raf...@kernel.org; > Hao, Kexin ; Jim Quinlan > ; Christoph Hellwig > Subject: Re: [PATCH] drivers co

RE: [PATCH] drivers core: Free dma_range_map when driver probe failed

2021-01-04 Thread Li, Meng
> -Original Message- > From: Jim Quinlan > Sent: Monday, January 4, 2021 11:56 PM > To: Jim Quinlan ; Li, Meng > ; open list > Cc: Greg Kroah-Hartman ; raf...@kernel.org; > Hao, Kexin ; Jim Quinlan > ; Christoph Hellwig > Subject: Re: [PATCH] drivers co

Re: [PATCH] drivers core: Free dma_range_map when driver probe failed

2021-01-04 Thread Jim Quinlan
> Subject: [PATCH] drivers core: Free dma_range_map when driver probe failed > > There will be memory leak if driver probe failed. Trace as below: > backtrace: > [<2415258f>] kmemleak_alloc+0x3c/0x50 > [] __kmalloc+0x208/0x530 > [<48bc7b3a>] of_dma_ge