Module Name: src
Committed By: mrg
Date: Sat Sep 30 10:38:31 UTC 2023
Modified Files:
src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/pci:
nouveau_nvkm_subdev_pci_pcie.c
Log Message:
avoid an unlikely array bounds issue picked up by GCC 12.
nvkm_pcie_speed() can return -1, which is then used as an array index,
so make this default return PCIe 1.0 speeds.
To generate a diff of this commit:
cvs rdiff -u -r1.3 -r1.4 \
src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/pci/nouveau_nvkm_subdev_pci_pcie.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/pci/nouveau_nvkm_subdev_pci_pcie.c
diff -u src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/pci/nouveau_nvkm_subdev_pci_pcie.c:1.3 src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/pci/nouveau_nvkm_subdev_pci_pcie.c:1.4
--- src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/pci/nouveau_nvkm_subdev_pci_pcie.c:1.3 Sun Dec 19 10:51:58 2021
+++ src/sys/external/bsd/drm2/dist/drm/nouveau/nvkm/subdev/pci/nouveau_nvkm_subdev_pci_pcie.c Sat Sep 30 10:38:31 2023
@@ -1,4 +1,4 @@
-/* $NetBSD: nouveau_nvkm_subdev_pci_pcie.c,v 1.3 2021/12/19 10:51:58 riastradh Exp $ */
+/* $NetBSD: nouveau_nvkm_subdev_pci_pcie.c,v 1.4 2023/09/30 10:38:31 mrg Exp $ */
/*
* Copyright 2015 Karol Herbst <[email protected]>
@@ -24,7 +24,7 @@
* Authors: Karol Herbst <[email protected]>
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_pci_pcie.c,v 1.3 2021/12/19 10:51:58 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_subdev_pci_pcie.c,v 1.4 2023/09/30 10:38:31 mrg Exp $");
#include "priv.h"
@@ -48,7 +48,7 @@ nvkm_pcie_speed(enum pci_bus_speed speed
/* XXX 0x16 is 8_0, assume 0x17 will be 16_0 for now */
if (speed == 0x17)
return NVKM_PCIE_SPEED_8_0;
- return -1;
+ return NVKM_PCIE_SPEED_2_5;
}
}
