This is a note to let you know that I've just added the patch titled
xen/events: fix error code in xen_bind_pirq_msi_to_irq()
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
xen-events-fix-error-code-in-xen_bind_pirq_msi_to_irq.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 7f3da4b698bcc21a6df0e7f114af71d53a3e26ac Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Date: Tue, 28 Nov 2023 09:52:41 +0300
Subject: xen/events: fix error code in xen_bind_pirq_msi_to_irq()
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
commit 7f3da4b698bcc21a6df0e7f114af71d53a3e26ac upstream.
Return -ENOMEM if xen_irq_init() fails. currently the code returns an
uninitialized variable or zero.
Fixes: 5dd9ad32d775 ("xen/events: drop xen_allocate_irqs_dynamic()")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Reviewed-by: Juergen Gross <jgross@xxxxxxxx>
Link: https://lore.kernel.org/r/3b9ab040-a92e-4e35-b687-3a95890a9ace@moroto.mountain
Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/xen/events/events_base.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/xen/events/events_base.c
+++ b/drivers/xen/events/events_base.c
@@ -1099,8 +1099,10 @@ int xen_bind_pirq_msi_to_irq(struct pci_
for (i = 0; i < nvec; i++) {
info = xen_irq_init(irq + i);
- if (!info)
+ if (!info) {
+ ret = -ENOMEM;
goto error_irq;
+ }
irq_set_chip_and_handler_name(irq + i, &xen_pirq_chip, handle_edge_irq, name);
Patches currently in stable-queue which might be from dan.carpenter@xxxxxxxxxx are
queue-6.6/xen-events-fix-error-code-in-xen_bind_pirq_msi_to_irq.patch
queue-6.6/pci-dwc-fix-a-64bit-bug-in-dw_pcie_ep_raise_msix_irq.patch
queue-6.6/smb3-add-missing-null-server-pointer-check.patch
