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path: root/drivers/video/fbmem.c
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Diffstat (limited to 'drivers/video/fbmem.c')
-rw-r--r--drivers/video/fbmem.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 2222de6ad844..d2e19f6dd72c 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -80,10 +80,12 @@ EXPORT_SYMBOL(fb_get_color_depth);
80 */ 80 */
81void fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height) 81void fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height)
82{ 82{
83 int i; 83 int i, j;
84 84
85 for (i = height; i--; ) { 85 for (i = height; i--; ) {
86 memcpy(dst, src, s_pitch); 86 /* s_pitch is a few bytes at the most, memcpy is suboptimal */
87 for (j = 0; j < s_pitch; j++)
88 dst[j] = src[j];
87 src += s_pitch; 89 src += s_pitch;
88 dst += d_pitch; 90 dst += d_pitch;
89 } 91 }
@@ -1164,6 +1166,7 @@ static void __exit
1164fbmem_exit(void) 1166fbmem_exit(void)
1165{ 1167{
1166 class_destroy(fb_class); 1168 class_destroy(fb_class);
1169 unregister_chrdev(FB_MAJOR, "fb");
1167} 1170}
1168 1171
1169module_exit(fbmem_exit); 1172module_exit(fbmem_exit);