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net: change type of virtio_chan->p9_max_pages

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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 <[email protected]>
Cc: David Miller <[email protected]>
Cc: Eric Van Hensbergen <[email protected]>
Cc: Ron Minnich <[email protected]>
Cc: Latchesar Ionkov <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Zhang Yanfei 2013-02-22 16:35:49 -08:00 • committed by Linus Torvalds
commit 7293bfba03
1 changed files with 1 additions and 1 deletions
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2
net/9p/trans_virtio.c
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@ -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];