Re: [PATCH] mmc: dw_mmc: Fix to avoid potential NULL pointer dereference【请注意，邮件由linux-mmc-ow...@vger.kernel.org代发】

On 2019/3/19 8:19, Aditya Pakki wrote: of_match_node can fail and return NULL in case no matching structure. The patches checks for such a scenario and returns -ENXIO. Signed-off-by: Aditya Pakki --- drivers/mmc/host/dw_mmc-exynos.c | 2 ++ drivers/mmc/host/dw_mmc-k3.c | 2 ++ drivers/m

[PATCH] mmc: dw_mmc: Fix to avoid potential NULL pointer dereference

of_match_node can fail and return NULL in case no matching structure. The patches checks for such a scenario and returns -ENXIO. Signed-off-by: Aditya Pakki --- drivers/mmc/host/dw_mmc-exynos.c | 2 ++ drivers/mmc/host/dw_mmc-k3.c | 2 ++ drivers/mmc/host/dw_mmc-pltfm.c | 2 ++ 3 files chan