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authorMarc Zyngier <marc.zyngier@arm.com>2015-02-20 13:53:13 +0000
committerWill Deacon <will.deacon@arm.com>2015-02-23 09:13:51 +0000
commitf3e39273e0a9a5c9dc78cd667ec3663e97e0e989 (patch)
tree1c70506707b384e4f713582a8226e6e608430dab /arch/arm64
parent115386f89b5415fcdf641faad0d459cd5c07d225 (diff)
downloadlinux-f3e39273e0a9a5c9dc78cd667ec3663e97e0e989.tar.gz
arm64: guard asm/assembler.h against multiple inclusions
asm/assembler.h lacks the usual guard against multiple inclusion,
leading to a compilation failure if it is accidentally included
twice.

Using the classic #ifndef/#define/#endif construct solves the issue.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64')
-rw-r--r--arch/arm64/include/asm/assembler.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/assembler.h b/arch/arm64/include/asm/assembler.h
index 5901480bfdca..750bac4e637e 100644
--- a/arch/arm64/include/asm/assembler.h
+++ b/arch/arm64/include/asm/assembler.h
@@ -20,6 +20,9 @@
 #error "Only include this from assembly code"
 #endif
 
+#ifndef __ASM_ASSEMBLER_H
+#define __ASM_ASSEMBLER_H
+
 #include <asm/ptrace.h>
 #include <asm/thread_info.h>
 
@@ -155,3 +158,5 @@ lr	.req	x30		// link register
 #endif
 	orr	\rd, \lbits, \hbits, lsl #32
 	.endm
+
+#endif	/* __ASM_ASSEMBLER_H */