diff options
Diffstat (limited to 'drivers/staging/fbtft/fb_agm1264k-fl.c')
| -rw-r--r-- | drivers/staging/fbtft/fb_agm1264k-fl.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/staging/fbtft/fb_agm1264k-fl.c b/drivers/staging/fbtft/fb_agm1264k-fl.c index 489151a6bf80..456a8dd65caf 100644 --- a/drivers/staging/fbtft/fb_agm1264k-fl.c +++ b/drivers/staging/fbtft/fb_agm1264k-fl.c @@ -282,10 +282,10 @@ static void iterate_diffusion_matrix(u32 xres, u32 yres, int x, continue; write_pos = &convert_buf[(y + j) * xres + x + i]; coeff = diffusing_matrix[i][j]; - if (-1 == coeff) + if (-1 == coeff) { /* pixel itself */ *write_pos = pixel; - else { + } else { signed short p = *write_pos + error * coeff; if (p > WHITE) |