From e5a613537c4816830541046af12e8d37b075949c Mon Sep 17 00:00:00 2001 From: Jaehoon Chung Date: Mon, 20 Jun 2016 13:16:09 +0900 Subject: [PATCH] mmc: dw_mmc: exynos: fix the NULL pointer dereference error "host->cur_slot" should be assigned to start the request. So it can be the NULL pointer. This patch fixed this error. Signed-off-by: Jaehoon Chung Signed-off-by: Ulf Hansson --- drivers/mmc/host/dw_mmc-exynos.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mmc/host/dw_mmc-exynos.c b/drivers/mmc/host/dw_mmc-exynos.c index 7e3a324..da0ef17 100644 --- a/drivers/mmc/host/dw_mmc-exynos.c +++ b/drivers/mmc/host/dw_mmc-exynos.c @@ -157,7 +157,7 @@ static void dw_mci_exynos_set_clksel_timing(struct dw_mci *host, u32 timing) * HOLD register should be bypassed in case there is no phase shift * applied on CMD/DATA that is sent to the card. */ - if (!SDMMC_CLKSEL_GET_DRV_WD3(clksel)) + if (!SDMMC_CLKSEL_GET_DRV_WD3(clksel) && host->cur_slot) set_bit(DW_MMC_CARD_NO_USE_HOLD, &host->cur_slot->flags); } -- 2.7.4