From: Wei Yongjun Date: Mon, 19 Aug 2019 06:17:33 +0000 (+0000) Subject: drm/etnaviv: fix missing unlock on error in etnaviv_iommuv1_context_alloc() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=dbcc574a4bfad810ce6e118f3cf327c7b6e7c897;p=linux.git drm/etnaviv: fix missing unlock on error in etnaviv_iommuv1_context_alloc() Add the missing unlock before return from function etnaviv_iommuv1_context_alloc() in the error handling case. Fixes: 27b67278e007 ("drm/etnaviv: rework MMU handling") Signed-off-by: Wei Yongjun Signed-off-by: Lucas Stach --- diff --git a/drivers/gpu/drm/etnaviv/etnaviv_iommu.c b/drivers/gpu/drm/etnaviv/etnaviv_iommu.c index aac8dbf3ea563..1a7c89a67bea3 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_iommu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_iommu.c @@ -140,8 +140,10 @@ etnaviv_iommuv1_context_alloc(struct etnaviv_iommu_global *global) } v1_context = kzalloc(sizeof(*v1_context), GFP_KERNEL); - if (!v1_context) + if (!v1_context) { + mutex_unlock(&global->lock); return NULL; + } v1_context->pgtable_cpu = dma_alloc_wc(global->dev, PT_SIZE, &v1_context->pgtable_dma,