From 1ee47b0ae83e3cae2f9362113b3935898fdb3ea9 Mon Sep 17 00:00:00 2001 From: Balaji T K Date: Wed, 25 Apr 2012 17:27:46 +0530 Subject: ARM: OMAP4: hsmmc: check for null pointer platform_device pdev can be NULL if CONFIG_MMC_OMAP_HS is not set. Add check for NULL pointer. while at it move the duplicated functions to omap4-common.c Fixes the following boot crash seen with omap4sdp and omap4panda when MMC is disabled. Unable to handle kernel NULL pointer dereference at virtual address 0000008c pgd = c0004000 [0000008c] *pgd=00000000 Internal error: Oops: 5 [#1] SMP ARM Modules linked in: CPU: 0 Not tainted (3.4.0-rc1-05971-ga4dfa82 #4) PC is at omap_4430sdp_init+0x184/0x410 LR is at device_add+0x1a0/0x664 Signed-off-by: Balaji T K Reported-by: Santosh Shilimkar Signed-off-by: Tony Lindgren --- arch/arm/mach-omap2/common.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'arch/arm/mach-omap2/common.h') diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h index 57da7f406e28..c09ca63b8ac8 100644 --- a/arch/arm/mach-omap2/common.h +++ b/arch/arm/mach-omap2/common.h @@ -27,6 +27,7 @@ #ifndef __ASSEMBLER__ #include +#include #include #include @@ -254,6 +255,8 @@ static inline u32 omap4_mpuss_read_prev_context_state(void) struct omap_sdrc_params; extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0, struct omap_sdrc_params *sdrc_cs1); +struct omap2_hsmmc_info; +extern int omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers); #endif /* __ASSEMBLER__ */ #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */ -- cgit v1.2.2