this patch checks the return value of write command while
setting the display offset.
Signed-off-by: Lad, Prabhakar <prabhakar.cse...@gmail.com>
---
drivers/video/fbdev/ssd1307fb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/video/fbdev/ssd1307fb.c b/drivers/video/fbdev/ssd1307fb.c
index 70e3ce8..a7ecaa6 100644
--- a/drivers/video/fbdev/ssd1307fb.c
+++ b/drivers/video/fbdev/ssd1307fb.c
@@ -342,7 +342,7 @@ static int ssd1307fb_ssd1306_init(struct ssd1307fb_par *par)
/* set display offset value */
ret = ssd1307fb_write_cmd(par->client, SSD1307FB_SET_DISPLAY_OFFSET);
- ret = ssd1307fb_write_cmd(par->client, 0x20);
+ ret = ret & ssd1307fb_write_cmd(par->client, 0x20);
if (ret < 0)
return ret;
--
1.9.1
--
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