[PATCH 7/8] video: fbdev: au1200fb: Propagate an error code

From: Christophe JAILLET
Date: Mon Oct 16 2017 - 15:06:43 EST


We should propagate the error code returned by 'fb_alloc_cmap()' instead
of returning -EFAULT.

Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
drivers/video/fbdev/au1200fb.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/video/fbdev/au1200fb.c b/drivers/video/fbdev/au1200fb.c
index 970ce761ff89..687ea2a8f810 100644
--- a/drivers/video/fbdev/au1200fb.c
+++ b/drivers/video/fbdev/au1200fb.c
@@ -1518,7 +1518,7 @@ static irqreturn_t au1200fb_handle_irq(int irq, void* dev_id)
static int au1200fb_init_fbinfo(struct au1200fb_device *fbdev)
{
struct fb_info *fbi = fbdev->fb_info;
- int bpp;
+ int bpp, ret;

fbi->fbops = &au1200fb_fb_ops;

@@ -1550,10 +1550,11 @@ static int au1200fb_init_fbinfo(struct au1200fb_device *fbdev)
return -ENOMEM;
}

- if (fb_alloc_cmap(&fbi->cmap, AU1200_LCD_NBR_PALETTE_ENTRIES, 0) < 0) {
+ ret = fb_alloc_cmap(&fbi->cmap, AU1200_LCD_NBR_PALETTE_ENTRIES, 0);
+ if (ret < 0) {
print_err("Fail to allocate colormap (%d entries)",
AU1200_LCD_NBR_PALETTE_ENTRIES);
- return -EFAULT;
+ return ret;
}

strncpy(fbi->fix.id, "AU1200", sizeof(fbi->fix.id));
--
2.11.0