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author | Dave Airlie <airlied@redhat.com> | 2010-04-20 06:34:20 (GMT) |
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committer | Dave Airlie <airlied@redhat.com> | 2010-04-20 06:38:18 (GMT) |
commit | 10fd883ce384706f88554a0b08cc4d63345e7d8b (patch) | |
tree | cdd1b5415a8a1ad471da8ff83139b96326711f54 /drivers/char/agp | |
parent | d4b74bf07873da2e94219a7b67a334fc1c3ce649 (diff) | |
download | linux-10fd883ce384706f88554a0b08cc4d63345e7d8b.tar.xz |
agp/intel: put back check that we have a driver for the bridge.
On my 945 laptop + radeon GPU, I was getting an oops on boot without this
check which seems to have gotten dropped in the rework.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/char/agp')
-rw-r--r-- | drivers/char/agp/intel-agp.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index 07a9aad..034644e 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -885,6 +885,14 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev, return -ENODEV; } + if (!bridge->driver) { + if (cap_ptr) + dev_warn(&pdev->dev, "can't find bridge device (chip_id: %04x)\n", + intel_agp_chipsets[i].gmch_chip_id); + agp_put_bridge(bridge); + return -ENODEV; + } + bridge->dev = pdev; bridge->dev_private_data = NULL; |