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authorLinus Torvalds <torvalds@linux-foundation.org>2026-06-24 12:41:04 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2026-06-24 12:41:04 -0700
commitd0bcd488c33d6673fe83b9533d6366ad84d2ec0d (patch)
treea71256c7bb1a3fdc3496e153d9e7e08c24a6826c
parent05874021158ae80f6c3d867a784318f7cda41df6 (diff)
parentf64e03da0d83cb173743888bff4a7e61476a8fc2 (diff)
Merge tag 'irq-msi-2026-06-24' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull MSI irq fix from Ingo Molnar: - Revert a change that added a bad iounmap(NULL) call to the MSI IRQ support code (Yuanhe Shu) * tag 'irq-msi-2026-06-24' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: Revert "PCI/MSI: Unmap MSI-X region on error"
-rw-r--r--drivers/pci/msi/msi.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/pci/msi/msi.c b/drivers/pci/msi/msi.c
index 81d24a270a79..a3e0daff0988 100644
--- a/drivers/pci/msi/msi.c
+++ b/drivers/pci/msi/msi.c
@@ -749,7 +749,7 @@ static int msix_capability_init(struct pci_dev *dev, struct msix_entry *entries,
ret = msix_setup_interrupts(dev, entries, nvec, affd);
if (ret)
- goto out_unmap;
+ goto out_disable;
/* Disable INTX */
pci_intx_for_msi(dev, 0);
@@ -770,8 +770,6 @@ static int msix_capability_init(struct pci_dev *dev, struct msix_entry *entries,
pcibios_free_irq(dev);
return 0;
-out_unmap:
- iounmap(dev->msix_base);
out_disable:
dev->msix_enabled = 0;
pci_msix_clear_and_set_ctrl(dev, PCI_MSIX_FLAGS_MASKALL | PCI_MSIX_FLAGS_ENABLE, 0);