diff mbox series

[1/2] MIPS: Silence missing prototype warning

Message ID 1664437198-31260-2-git-send-email-yangtiezhu@loongson.cn (mailing list archive)
State Accepted
Commit 0668951705d356d77c8263010c7ae59e78fdb2c6
Headers show
Series Silence warning and simplify code | expand

Commit Message

Tiezhu Yang Sept. 29, 2022, 7:39 a.m. UTC 
Silence the following two warnings when make W=1:

  CC      arch/mips/lib/bswapsi.o
arch/mips/lib/bswapsi.c:5:22: warning: no previous prototype for '__bswapsi2' [-Wmissing-prototypes]
 unsigned int notrace __bswapsi2(unsigned int u)
                      ^~~~~~~~~~
  CC      arch/mips/lib/bswapdi.o
arch/mips/lib/bswapdi.c:5:28: warning: no previous prototype for '__bswapdi2' [-Wmissing-prototypes]
 unsigned long long notrace __bswapdi2(unsigned long long u)
                            ^~~~~~~~~~
  AR      arch/mips/lib/built-in.a

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
---
 arch/mips/lib/bswapdi.c | 4 +++-
 arch/mips/lib/bswapsi.c | 4 +++-
 2 files changed, 6 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/arch/mips/lib/bswapdi.c b/arch/mips/lib/bswapdi.c
index fcef7408..1d020e1 100644
--- a/arch/mips/lib/bswapdi.c
+++ b/arch/mips/lib/bswapdi.c
@@ -2,6 +2,9 @@ 
 #include <linux/export.h>
 #include <linux/compiler.h>
 
+/* To silence -Wmissing-prototypes. */
+unsigned long long __bswapdi2(unsigned long long u);
+
 unsigned long long notrace __bswapdi2(unsigned long long u)
 {
 	return (((u) & 0xff00000000000000ull) >> 56) |
@@ -13,5 +16,4 @@  unsigned long long notrace __bswapdi2(unsigned long long u)
 	       (((u) & 0x000000000000ff00ull) << 40) |
 	       (((u) & 0x00000000000000ffull) << 56);
 }
-
 EXPORT_SYMBOL(__bswapdi2);
diff --git a/arch/mips/lib/bswapsi.c b/arch/mips/lib/bswapsi.c
index 22d8e4f..02d9df4 100644
--- a/arch/mips/lib/bswapsi.c
+++ b/arch/mips/lib/bswapsi.c
@@ -2,6 +2,9 @@ 
 #include <linux/export.h>
 #include <linux/compiler.h>
 
+/* To silence -Wmissing-prototypes. */
+unsigned int __bswapsi2(unsigned int u);
+
 unsigned int notrace __bswapsi2(unsigned int u)
 {
 	return (((u) & 0xff000000) >> 24) |
@@ -9,5 +12,4 @@  unsigned int notrace __bswapsi2(unsigned int u)
 	       (((u) & 0x0000ff00) <<  8) |
 	       (((u) & 0x000000ff) << 24);
 }
-
 EXPORT_SYMBOL(__bswapsi2);