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authorLinus Torvalds <torvalds@g5.osdl.org>2006-03-12 16:41:27 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-12 16:41:27 -0800
commit57ddd5c1803859d977c5a31a267d2c805ffe6e11 (patch)
treebbc3e2a406f5ab2ddeb0ba0273867bee95b41612
parent7cafae52381395d24b83996eca7a7b53ab6a8827 (diff)
parented071adc97a69785686a37fb88e100f41b482b94 (diff)
Merge branch 'upstream-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev
* 'upstream-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev: [PATCH] ahci: fix NULL pointer dereference detected by Coverity
-rw-r--r--drivers/scsi/ahci.c14
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/scsi/ahci.c b/drivers/scsi/ahci.c
index a800fb51168..559ff7aae3f 100644
--- a/drivers/scsi/ahci.c
+++ b/drivers/scsi/ahci.c
@@ -742,23 +742,17 @@ static irqreturn_t ahci_interrupt (int irq, void *dev_instance, struct pt_regs *
struct ata_queued_cmd *qc;
qc = ata_qc_from_tag(ap, ap->active_tag);
if (!ahci_host_intr(ap, qc))
- if (ata_ratelimit()) {
- struct pci_dev *pdev =
- to_pci_dev(ap->host_set->dev);
- dev_printk(KERN_WARNING, &pdev->dev,
+ if (ata_ratelimit())
+ dev_printk(KERN_WARNING, host_set->dev,
"unhandled interrupt on port %u\n",
i);
- }
VPRINTK("port %u\n", i);
} else {
VPRINTK("port %u (no irq)\n", i);
- if (ata_ratelimit()) {
- struct pci_dev *pdev =
- to_pci_dev(ap->host_set->dev);
- dev_printk(KERN_WARNING, &pdev->dev,
+ if (ata_ratelimit())
+ dev_printk(KERN_WARNING, host_set->dev,
"interrupt on disabled port %u\n", i);
- }
}
irq_ack |= (1 << i);