openwrt/package/kernel/lantiq/ltq-vmmc/patches/601-fix-compilation-warning...

17 lines
732 B
Diff

--- a/src/drv_vmmc_ioctl.c
+++ b/src/drv_vmmc_ioctl.c
@@ -108,9 +108,11 @@ extern IFX_int32_t VMMC_ChipAccessInit (
{\
arg* p_arg = VMMC_OS_Malloc (sizeof(arg));\
VMMC_ASSERT (p_arg != IFX_NULL);\
- copy_from_user (p_arg, (IFX_uint8_t*)ioarg, sizeof(arg));\
+ if (copy_from_user (p_arg, (IFX_uint8_t*)ioarg, sizeof(arg)))\
+ ret = -EFAULT;\
ret = func((pContext), p_arg);\
- copy_to_user ((IFX_uint8_t*)ioarg, p_arg, sizeof(arg));\
+ if (copy_to_user ((IFX_uint8_t*)ioarg, p_arg, sizeof(arg)))\
+ ret = -EFAULT;\
VMMC_OS_Free (p_arg);\
}\
break