From: Krzysztof Helt <krzysztof.h1@wp.pl>
Date: Mon, 28 Apr 2008 09:14:51 +0000 (-0700)
Subject: pm2fb: correct error values returned from probe function
X-Git-Tag: firefly_0821_release~21319
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=2ae09f0da1cd0c8c646edea2e68356e76789461c;p=firefly-linux-kernel-4.4.55.git

pm2fb: correct error values returned from probe function

Fix error values returned in some code branches in the pm2fb_probe() function.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/drivers/video/pm2fb.c b/drivers/video/pm2fb.c
index 30181b593829..82aa8242f441 100644
--- a/drivers/video/pm2fb.c
+++ b/drivers/video/pm2fb.c
@@ -1687,10 +1687,12 @@ static int __devinit pm2fb_probe(struct pci_dev *pdev,
 	if (!err || err == 4)
 		info->var = pm2fb_var;
 
-	if (fb_alloc_cmap(&info->cmap, 256, 0) < 0)
+	retval = fb_alloc_cmap(&info->cmap, 256, 0);
+	if (retval < 0)
 		goto err_exit_both;
 
-	if (register_framebuffer(info) < 0)
+	retval = register_framebuffer(info);
+	if (retval < 0)
 		goto err_exit_all;
 
 	printk(KERN_INFO "fb%d: %s frame buffer device, memory = %dK.\n",