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 <nouv...@karolherbst.de> @@ -24,7 +24,7 @@ * Authors: Karol Herbst <g...@karolherbst.de> */ #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; } }