[tip:x86/boot] x86/boot/KASLR: Always return a value from process_mem_region

[tip-bot for Louis Taylor]

Commit-ID:  d9a9db4625362b062ee40c9065a06307f7b5c0c9
Gitweb:     https://git.kernel.org/tip/d9a9db4625362b062ee40c9065a06307f7b5c0c9
Author:     Louis Taylor <louis@xxxxxxxxxx>
AuthorDate: Sat, 2 Mar 2019 18:49:29 +0000
Committer:  Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Wed, 6 Mar 2019 21:29:23 +0100

x86/boot/KASLR: Always return a value from process_mem_region

When compiling with -Wreturn-type, clang warns:

arch/x86/boot/compressed/kaslr.c:704:1: warning: control may reach end of
      non-void function [-Wreturn-type]

This function's return statement should have been placed outside the

Fixes: 690eaa532057 ("x86/boot/KASLR: Limit KASLR to extract the kernel in immovable memory only")
Signed-off-by: Louis Taylor <louis@xxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Reviewed-by: Nathan Chancellor <natechancellor@xxxxxxxxx>
Reviewed-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
Cc: bp@xxxxxxxxx
Cc: hpa@xxxxxxxxx
Cc: fanc.fnst@xxxxxxxxxxxxxx
Cc: bhe@xxxxxxxxxx
Cc: kirill.shutemov@xxxxxxxxxxxxxxx
Cc: jflat@xxxxxxxxxxxx
Link: https://lkml.kernel.org/r/20190302184929.28971-1-louis@xxxxxxxxxx
---
 arch/x86/boot/compressed/kaslr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/boot/compressed/kaslr.c b/arch/x86/boot/compressed/kaslr.c
index fa0332dda9f2..2e53c056ba20 100644
--- a/arch/x86/boot/compressed/kaslr.c
+++ b/arch/x86/boot/compressed/kaslr.c
@@ -697,8 +697,8 @@ static bool process_mem_region(struct mem_vector *region,
 			return 1;
 		}
 	}
-	return 0;
 #endif
+	return 0;
 }
 
 #ifdef CONFIG_EFI