[PATCH] mips: Add build salt to the vDSO

[Bastian Blank]

The vDSO needs to have a unique build id in a similar manner
to the kernel and modules. Use the build salt macro.

Signed-off-by: Bastian Blank <waldi@xxxxxxxxxx>
---
I was not able to properly test this change, due to unavailable
toolchain.

 arch/mips/vdso/elf.S | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/mips/vdso/elf.S b/arch/mips/vdso/elf.S
index a25cb147f1ca..821fcffe7655 100644
--- a/arch/mips/vdso/elf.S
+++ b/arch/mips/vdso/elf.S
@@ -8,6 +8,7 @@
 
 #include <asm/isa-rev.h>
 
+#include <linux/build-salt.h>
 #include <linux/elfnote.h>
 #include <linux/version.h>
 
@@ -15,6 +16,8 @@ ELFNOTE_START(Linux, 0, "a")
 	.long LINUX_VERSION_CODE
 ELFNOTE_END
 
+BUILD_SALT
+
 /*
  * The .MIPS.abiflags section must be defined with the FP ABI flags set
  * to 'any' to be able to link with both old and new libraries.
-- 
2.53.0