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| author | Marek Marczykowski <marmarek@mimuw.edu.pl> | 2011-05-03 12:04:52 -0400 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2011-05-12 08:55:51 -0400 |
| commit | 4352b47ab7918108b389a48d2163c9a4c2aaf139 (patch) | |
| tree | 0cff95e7f551f838de24c516d241449bfb4e07d3 /drivers/block/xen-blkfront.c | |
| parent | edc83d47a9928281ecf6fb709753edb3c58ae7f1 (diff) | |
| download | linux-rt-4352b47ab7918108b389a48d2163c9a4c2aaf139.tar.gz | |
xen-blkfront: fix data size for xenbus_gather in blkfront_connect
barrier variable is int, not long. This overflow caused another variable
override: "err" (in PV code) and "binfo" (in xenlinux code -
drivers/xen/blkfront/blkfront.c). The later caused incorrect device
flags (RO/removable etc).
Signed-off-by: Marek Marczykowski <marmarek@mimuw.edu.pl>
Acked-by: Ian Campbell <Ian.Campbell@citrix.com>
[v1: Changed title]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers/block/xen-blkfront.c')
| -rw-r--r-- | drivers/block/xen-blkfront.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index 9cb8668ff5f4..20759817ad57 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -1141,7 +1141,7 @@ static void blkfront_connect(struct blkfront_info *info) } err = xenbus_gather(XBT_NIL, info->xbdev->otherend, - "feature-barrier", "%lu", &barrier, + "feature-barrier", "%d", &barrier, NULL); /* |