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    Subject[PATCH stable] ssb: Fix context assertion in ssb_pcicore_dev_irqvecs_enable
    Date
    This fixes a context assertion in ssb that makes b44 print
    out warnings on resume.

    This fixes the following kernel oops:
    http://www.kerneloops.org/oops.php?number=12732
    http://www.kerneloops.org/oops.php?number=11410

    Upstream commit is a3bafeedfff2ac5fa0a316bea4570e27900b6fcc

    Signed-off-by: Michael Buesch <mb@bu3sch.de>


    Index: linux-2.6.25.4/drivers/ssb/driver_pcicore.c
    ===================================================================
    --- linux-2.6.25.4.orig/drivers/ssb/driver_pcicore.c 2008-05-22 16:35:41.000000000 +0200
    +++ linux-2.6.25.4/drivers/ssb/driver_pcicore.c 2008-06-07 17:20:55.000000000 +0200
    @@ -516,18 +516,18 @@ int ssb_pcicore_dev_irqvecs_enable(struc
    {
    struct ssb_device *pdev = pc->dev;
    struct ssb_bus *bus;
    int err = 0;
    u32 tmp;

    - might_sleep();
    -
    if (!pdev)
    goto out;
    bus = pdev->bus;

    + might_sleep_if(pdev->id.coreid != SSB_DEV_PCI);
    +
    /* Enable interrupts for this device. */
    if (bus->host_pci &&
    ((pdev->id.revision >= 6) || (pdev->id.coreid == SSB_DEV_PCIE))) {
    u32 coremask;

    /* Calculate the "coremask" for the device. */

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