Messages in this thread | | | Date | Wed, 3 Apr 2024 09:16:02 +0200 | From | Boris Brezillon <> | Subject | Re: [PATCH] drm/panthor: Fix a couple -ENOMEM error codes |
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On Tue, 2 Apr 2024 12:58:09 +0300 Dan Carpenter <dan.carpenter@linaro.org> wrote:
> These error paths forgot to set the error code to -ENOMEM. > > Fixes: 647810ec2476 ("drm/panthor: Add the MMU/VM logical block") > Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Queued to drm-misc-next.
Thanks,
Boris
> --- > drivers/gpu/drm/panthor/panthor_mmu.c | 8 ++++++-- > 1 file changed, 6 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/panthor/panthor_mmu.c b/drivers/gpu/drm/panthor/panthor_mmu.c > index fdd35249169f..a26b40aab261 100644 > --- a/drivers/gpu/drm/panthor/panthor_mmu.c > +++ b/drivers/gpu/drm/panthor/panthor_mmu.c > @@ -1264,8 +1264,10 @@ static int panthor_vm_prepare_map_op_ctx(struct panthor_vm_op_ctx *op_ctx, > op_ctx->rsvd_page_tables.pages = kcalloc(pt_count, > sizeof(*op_ctx->rsvd_page_tables.pages), > GFP_KERNEL); > - if (!op_ctx->rsvd_page_tables.pages) > + if (!op_ctx->rsvd_page_tables.pages) { > + ret = -ENOMEM; > goto err_cleanup; > + } > > ret = kmem_cache_alloc_bulk(pt_cache, GFP_KERNEL, pt_count, > op_ctx->rsvd_page_tables.pages); > @@ -1318,8 +1320,10 @@ static int panthor_vm_prepare_unmap_op_ctx(struct panthor_vm_op_ctx *op_ctx, > op_ctx->rsvd_page_tables.pages = kcalloc(pt_count, > sizeof(*op_ctx->rsvd_page_tables.pages), > GFP_KERNEL); > - if (!op_ctx->rsvd_page_tables.pages) > + if (!op_ctx->rsvd_page_tables.pages) { > + ret = -ENOMEM; > goto err_cleanup; > + } > > ret = kmem_cache_alloc_bulk(pt_cache, GFP_KERNEL, pt_count, > op_ctx->rsvd_page_tables.pages);
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