From: Andres Salomon <dilinger@queued.net>
Date: Tue, 31 Mar 2009 22:25:27 +0000 (-0700)
Subject: sunxvr500: fix cmap memory leaks
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=cc880a715782fe31116284d90e0b5bfb1411535b;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

sunxvr500: fix cmap memory leaks

- fix cmap leak in removal path
 - fix cmap leak when register_framebuffer fails

Signed-off-by: Andres Salomon <dilinger@debian.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Krzysztof Helt <krzysztof.h1@poczta.fm>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/drivers/video/sunxvr500.c b/drivers/video/sunxvr500.c
index c2ba51b7ea18..18b950706cad 100644
--- a/drivers/video/sunxvr500.c
+++ b/drivers/video/sunxvr500.c
@@ -349,11 +349,14 @@ static int __devinit e3d_pci_register(struct pci_dev *pdev,
 	if (err < 0) {
 		printk(KERN_ERR "e3d: Could not register framebuffer %s\n",
 		       pci_name(pdev));
-		goto err_unmap_fb;
+		goto err_free_cmap;
 	}
 
 	return 0;
 
+err_free_cmap:
+	fb_dealloc_cmap(&info->cmap);
+
 err_unmap_fb:
 	iounmap(ep->fb_base);
 
@@ -389,6 +392,7 @@ static void __devexit e3d_pci_unregister(struct pci_dev *pdev)
 	pci_release_region(pdev, 0);
 	pci_release_region(pdev, 1);
 
+	fb_dealloc_cmap(&info->cmap);
         framebuffer_release(info);
 
 	pci_disable_device(pdev);