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authorJames Bottomley <James.Bottomley@SteelEye.com>2007-08-12 00:03:39 +0200
committerAdrian Bunk <bunk@stusta.de>2007-08-12 00:03:39 +0200
commitb53bff31b95ef18d7568b805d459eb28b32767ee (patch)
treed1c4629e6e239c1f51528ca1b18289a7884ec9b2
parent5a848956b65ee5ca64fb7496a6b8135e07901499 (diff)
[MCA] fix bus matching
There's a bug in the MCA bus matching algorithm in that it promotes from signed short to int before comparing with the actual id and does sign extension on anything > 0x7fff (which means that pos ids > 0x7fff never get correctly matched). Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com> Signed-off-by: Adrian Bunk <bunk@kernel.org>
-rw-r--r--drivers/mca/mca-bus.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mca/mca-bus.c b/drivers/mca/mca-bus.c
index 09baa43b2599..bcbffe51b81c 100644
--- a/drivers/mca/mca-bus.c
+++ b/drivers/mca/mca-bus.c
@@ -47,7 +47,7 @@ static int mca_bus_match (struct device *dev, struct device_driver *drv)
{
struct mca_device *mca_dev = to_mca_device (dev);
struct mca_driver *mca_drv = to_mca_driver (drv);
- const short *mca_ids = mca_drv->id_table;
+ const unsigned short *mca_ids = mca_drv->id_table;
int i;
if (!mca_ids)