microblaze: Fix sparse warning - sw_exceptions

Function sw_exception is linked with asm code.

Warning log:
CHECK   arch/microblaze/kernel/exceptions.c
arch/microblaze/kernel/exceptions.c:53:6: warning: symbol 'sw_exception' was not declared. Should it be static?

Signed-off-by: Michal Simek <monstr@monstr.eu>

2 files changed, 3 insertions, 1 deletions

diff --git a/arch/microblaze/include/asm/exceptions.h b/arch/microblaze/include/asm/exceptions.h
index 6479097b802..23c0f71db8e 100644
--- a/arch/microblaze/include/asm/exceptions.h
+++ b/arch/microblaze/include/asm/exceptions.h
@@ -66,6 +66,8 @@
 asmlinkage void full_exception(struct pt_regs *regs, unsigned int type,
                                                         int fsr, int addr);
 
+asmlinkage void sw_exception(struct pt_regs *regs);
+
 void die(const char *str, struct pt_regs *fp, long err);
 void _exception(int signr, struct pt_regs *regs, int code, unsigned long addr);
 
diff --git a/arch/microblaze/kernel/exceptions.c b/arch/microblaze/kernel/exceptions.c
index a7fa6ae76d8..66fad230122 100644
--- a/arch/microblaze/kernel/exceptions.c
+++ b/arch/microblaze/kernel/exceptions.c
@@ -50,7 +50,7 @@ void die(const char *str, struct pt_regs *fp, long err)
 }
 
 /* for user application debugging */
-void sw_exception(struct pt_regs *regs)
+asmlinkage void sw_exception(struct pt_regs *regs)
 {
         _exception(SIGTRAP, regs, TRAP_BRKPT, regs->r16);
         flush_dcache_range(regs->r16, regs->r16 + 0x4);