Re: [1/2] drm/tegra: Return an error code if fails

From: suijingfeng
Date: Thu Jul 27 2023 - 06:03:15 EST


Hi,

Gentle ping for this series.


On 2023/6/26 22:33, Sui Jingfeng wrote:
Return -ENOMEM if tegra_bo_mmap() fails.

Signed-off-by: Sui Jingfeng <suijingfeng@xxxxxxxxxxx>
---
drivers/gpu/drm/tegra/gem.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c
index dea38892d6e6..0ce22935fbd3 100644
--- a/drivers/gpu/drm/tegra/gem.c
+++ b/drivers/gpu/drm/tegra/gem.c
@@ -710,6 +710,8 @@ static int tegra_gem_prime_vmap(struct dma_buf *buf, struct iosys_map *map)
void *vaddr;
vaddr = tegra_bo_mmap(&bo->base);
+ if (!vaddr)
+ return -ENOMEM;
if (IS_ERR(vaddr))
return PTR_ERR(vaddr);