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authorJiri Kosina <jkosina@suse.cz>2018-11-06 15:57:02 +0300
committerJiri Kosina <jkosina@suse.cz>2018-11-06 15:57:02 +0300
commit0c7244209588630a9b45e52490ef1390e04499a6 (patch)
treed60f5610f9b36ff05ed5202396c811628bacdb61 /include/linux/string.h
parent399474e4c1100bca264ed14fa3ad0d68fab484d8 (diff)
parenteb7046e9bf466cebfcfbcdf640e41d9e3a80086c (diff)
downloadlinux-0c7244209588630a9b45e52490ef1390e04499a6.tar.xz
Merge branch 'master' into for-4.20/upstream-fixes
Pull in a merge commit that brought in 3b692c55e58d ("HID: asus: only support backlight when it's not driven by WMI") so that fixup could be applied on top of it.
Diffstat (limited to 'include/linux/string.h')
-rw-r--r--include/linux/string.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/string.h b/include/linux/string.h
index 4a5a0eb7df51..27d0482e5e05 100644
--- a/include/linux/string.h
+++ b/include/linux/string.h
@@ -131,6 +131,13 @@ static inline void *memset_p(void **p, void *v, __kernel_size_t n)
return memset64((uint64_t *)p, (uintptr_t)v, n);
}
+extern void **__memcat_p(void **a, void **b);
+#define memcat_p(a, b) ({ \
+ BUILD_BUG_ON_MSG(!__same_type(*(a), *(b)), \
+ "type mismatch in memcat_p()"); \
+ (typeof(*a) *)__memcat_p((void **)(a), (void **)(b)); \
+})
+
#ifndef __HAVE_ARCH_MEMCPY
extern void * memcpy(void *,const void *,__kernel_size_t);
#endif