6.6-stable patches

added patches:
	xen-events-fix-error-code-in-xen_bind_pirq_msi_to_irq.patch

diff --git a/queue-6.6/series b/queue-6.6/series
index eccd42d80ccdd0842d91fea3a752b385ca1ce3e9..69218bf8612dc606f6360a23d5ebf167eb5906dd 100644 (file)
--- a/queue-6.6/series
+++ b/queue-6.6/series
@@ -206,3 +206,4 @@ smb3-add-missing-null-server-pointer-check.patch
 drm-amd-display-avoid-enum-conversion-warning.patch
 drm-amd-display-fix-buffer-overflow-in-get_host_router_total_dp_tunnel_bw.patch
 revert-drm-amd-display-increased-min_dcfclk_mhz-and-min_fclk_mhz.patch
+xen-events-fix-error-code-in-xen_bind_pirq_msi_to_irq.patch

diff --git a/queue-6.6/xen-events-fix-error-code-in-xen_bind_pirq_msi_to_irq.patch b/queue-6.6/xen-events-fix-error-code-in-xen_bind_pirq_msi_to_irq.patch
new file mode 100644 (file)
index 0000000..556364f
--- /dev/null
+++ b/queue-6.6/xen-events-fix-error-code-in-xen_bind_pirq_msi_to_irq.patch
@@ -0,0 +1,36 @@
+From 7f3da4b698bcc21a6df0e7f114af71d53a3e26ac Mon Sep 17 00:00:00 2001
+From: Dan Carpenter <dan.carpenter@linaro.org>
+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@linaro.org>
+
+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@linaro.org>
+Reviewed-by: Juergen Gross <jgross@ssue.com>
+Link: https://lore.kernel.org/r/3b9ab040-a92e-4e35-b687-3a95890a9ace@moroto.mountain
+Signed-off-by: Juergen Gross <jgross@suse.com>
+Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+---
+ 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);
+