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authorZhang Yanfei <zhangyanfei@cn.fujitsu.com>2013-02-22 16:35:49 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-23 17:50:22 -0800
commit7293bfba03e8283e29558c20aee279642f619c43 (patch)
tree4bc7c7ed692cfe0b714cdef3e257ce6f791f4751 /net/9p
parentb21e0b90ccb99a377bce0167fed1e881bb5065d7 (diff)
downloadlinux-7293bfba03e8283e29558c20aee279642f619c43.tar.gz
net: change type of virtio_chan->p9_max_pages
This member of struct virtio_chan is calculated from nr_free_buffer_pages
so change its type to unsigned long in case of overflow.

Signed-off-by: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Cc: David Miller <davem@davemloft.net>
Cc: Eric Van Hensbergen <ericvh@gmail.com>
Cc: Ron Minnich <rminnich@sandia.gov>
Cc: Latchesar Ionkov <lucho@ionkov.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'net/9p')
-rw-r--r--net/9p/trans_virtio.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index fd05c81cb348..de2e950a0a7a 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -87,7 +87,7 @@ struct virtio_chan {
 	/* This is global limit. Since we don't have a global structure,
 	 * will be placing it in each channel.
 	 */
-	int p9_max_pages;
+	unsigned long p9_max_pages;
 	/* Scatterlist: can be too big for stack. */
 	struct scatterlist sg[VIRTQUEUE_NUM];