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authorJakub Kicinski <kuba@kernel.org>2025-11-27 12:16:40 -0800
committerJakub Kicinski <kuba@kernel.org>2025-11-27 12:19:08 -0800
commitdb4029859d6fd03f0622d394f4cdb1be86d7ec62 (patch)
treee2e33b9c1f6bb9aea36df6ce974d698f0aaf177c /drivers/gpu/drm/xe/xe_vm.c
parent73f784b2c938e17e4af90aff4cdcaafe4ca06a5f (diff)
parent1f5e808aa63af61ec0d6a14909056d6668813e86 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Conflicts: net/xdp/xsk.c 0ebc27a4c67d ("xsk: avoid data corruption on cq descriptor number") 8da7bea7db69 ("xsk: add indirect call for xsk_destruct_skb") 30ed05adca4a ("xsk: use a smaller new lock for shared pool case") https://lore.kernel.org/20251127105450.4a1665ec@canb.auug.org.au https://lore.kernel.org/eb4eee14-7e24-4d1b-b312-e9ea738fefee@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/xe/xe_vm.c')
-rw-r--r--drivers/gpu/drm/xe/xe_vm.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c
index ccb09ef4ec9e..cdd1dc540a59 100644
--- a/drivers/gpu/drm/xe/xe_vm.c
+++ b/drivers/gpu/drm/xe/xe_vm.c
@@ -3369,8 +3369,10 @@ static int vm_bind_ioctl_check_args(struct xe_device *xe, struct xe_vm *vm,
op == DRM_XE_VM_BIND_OP_PREFETCH) ||
XE_IOCTL_DBG(xe, prefetch_region &&
op != DRM_XE_VM_BIND_OP_PREFETCH) ||
- XE_IOCTL_DBG(xe, (prefetch_region != DRM_XE_CONSULT_MEM_ADVISE_PREF_LOC &&
- !(BIT(prefetch_region) & xe->info.mem_region_mask))) ||
+ XE_IOCTL_DBG(xe, (prefetch_region != DRM_XE_CONSULT_MEM_ADVISE_PREF_LOC &&
+ /* Guard against undefined shift in BIT(prefetch_region) */
+ (prefetch_region >= (sizeof(xe->info.mem_region_mask) * 8) ||
+ !(BIT(prefetch_region) & xe->info.mem_region_mask)))) ||
XE_IOCTL_DBG(xe, obj &&
op == DRM_XE_VM_BIND_OP_UNMAP) ||
XE_IOCTL_DBG(xe, (flags & DRM_XE_VM_BIND_FLAG_MADVISE_AUTORESET) &&