drivers/scsi/ahci.c:ahci_interrupt(): NULL pointer dereference

[Adrian Bunk]

The Coverity checker spotted this bug (note the ap dereference)

<--  snip  -->

...
                if (ap) {
...
                } else {
                        VPRINTK("port %u (no irq)\n", i);
                        if (ata_ratelimit()) {
                                struct pci_dev *pdev =
                                        to_pci_dev(ap->host_set->dev);
...

<--  snip  -->


cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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