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>
        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",