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| author |   Christian Borntraeger <borntraeger@de.ibm.com> | 2009-05-26 15:46:09 +0200 |
|---|---|---|
| committer |   Rusty Russell <rusty@rustcorp.com.au> | 2009-06-12 22:16:40 +0930 |
| commit | c89e80168ba1ed37627fe03116b0cf8474dcb7e0 (patch) | |
| tree | 3314d284cca77dc81913877d1cf58838186e7e85 /drivers/virtio | |
| parent | virtio: handle short buffers in virtio_rng. (diff) | |
| download | linux-dev-c89e80168ba1ed37627fe03116b0cf8474dcb7e0.tar.xz linux-dev-c89e80168ba1ed37627fe03116b0cf8474dcb7e0.zip | |
virtio: fix id_matching for virtio drivers
This bug never appeared, since all current virtio drivers use
VIRTIO_DEV_ANY_ID for the vendor field. If a real vendor would be used,
the check in virtio_id_match is wrong - it returns 0 if
id->vendor == dev->id.vendor.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'drivers/virtio')
| -rw-r--r-- | drivers/virtio/virtio.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c index bd0745250fd9..22642a255d32 100644 --- a/drivers/virtio/virtio.c +++ b/drivers/virtio/virtio.c @@ -61,7 +61,7 @@ static inline int virtio_id_match(const struct virtio_device *dev, if (id->device != dev->id.device) return 0; - return id->vendor == VIRTIO_DEV_ANY_ID || id->vendor != dev->id.vendor; + return id->vendor == VIRTIO_DEV_ANY_ID || id->vendor == dev->id.vendor; } /* This looks through all the IDs a driver claims to support. If any of them |