[PATCH Trusty SRU 3/3] fbdev/fb.h: silence warning with -Wsign-compare

Mauricio Faria de Oliveira mauricfo at linux.vnet.ibm.com
Wed May 21 15:23:58 UTC 2014

From: Brian W Hart <hartb at linux.vnet.ibm.com>

BugLink: http://bugs.launchpad.net/bugs/1321791

Silence the warning when building with -Wsign-compare when fb.h is

include/linux/fb.h: In function ‘__fb_pad_aligned_buffer’:
include/linux/fb.h:650:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (j = 0; j < s_pitch; j++)

Signed-off-by: Brian W Hart <hartb at linux.vnet.ibm.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen at ti.com>
Signed-off-by: Mauricio Faria de Oliveira <mauricfo at linux.vnet.ibm.com>
(cherry picked from ee3468739ed83d862dbbd90397aff5258f8f2c8e linux-next)
 include/linux/fb.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/fb.h b/include/linux/fb.h
index 70c4836..9ce7405 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -641,7 +641,7 @@ static inline void unlock_fb_info(struct fb_info *info)
 static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch,
 					   u8 *src, u32 s_pitch, u32 height)
-	int i, j;
+	u32 i, j;
 	d_pitch -= s_pitch;

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