scsi: mpt3sas: Fix return value check of dma_get_required_mask()
stable inclusion from stable-v5.10.146 commit 2b9aba0c5d58e141e32bb1bb4c7cd91d19f075b8 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I6D0VX Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=2b9aba0c5d58e141e32bb1bb4c7cd91d19f075b8 -------------------------------- [ Upstream commit e0e0747d ] Fix the incorrect return value check of dma_get_required_mask(). Due to this incorrect check, the driver was always setting the DMA mask to 63 bit. Link: https://lore.kernel.org/r/20220913120538.18759-2-sreekanth.reddy@broadcom.com Fixes: ba27c5cf ("scsi: mpt3sas: Don't change the DMA coherent mask after allocations") Signed-off-by: NSreekanth Reddy <sreekanth.reddy@broadcom.com> Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com> Signed-off-by: NSasha Levin <sashal@kernel.org> Signed-off-by: NJialin Zhang <zhangjialin11@huawei.com> Reviewed-by: NZheng Zengkai <zhengzengkai@huawei.com>
Showing
想要评论请 注册 或 登录