From: Mauro Carvalho Chehab <mchehab@infradead.org>
Date: Thu, 6 Sep 2007 23:11:35 +0000 (-0300)
Subject: V4L/DVB (6263): Fix buffer release code
X-Git-Tag: v2.6.24-rc1~1463^2~41
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=123f8ef64e3996e06a930756b6b2cdede4b18da0;p=linux-2.6

V4L/DVB (6263): Fix buffer release code

Release code should happen before the cleaning of map variable.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
---

diff --git a/drivers/media/video/videobuf-vmalloc.c b/drivers/media/video/videobuf-vmalloc.c
index b2abfc9d9a..fd059cde63 100644
--- a/drivers/media/video/videobuf-vmalloc.c
+++ b/drivers/media/video/videobuf-vmalloc.c
@@ -84,9 +84,11 @@ videobuf_vm_close(struct vm_area_struct *vma)
 
 			if (mem->map != map)
 				continue;
+
+			q->ops->buf_release(q,q->bufs[i]);
+
 			mem->map   = NULL;
 			q->bufs[i]->baddr = 0;
-			q->ops->buf_release(q,q->bufs[i]);
 		}
 		mutex_unlock(&q->lock);
 		kfree(map);