From: Rob Clark Date: Wed, 22 Oct 2025 22:20:38 +0000 (-0700) Subject: drm/msm: Ensure vm is created in VM_BIND ioctl X-Git-Tag: v6.17.8~783 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7222f8cf86364a820c6f773e8a190851fba26da6;p=thirdparty%2Fkernel%2Fstable.git drm/msm: Ensure vm is created in VM_BIND ioctl [ Upstream commit 00d5f09719aa6c37545be5c05d25a1eaf8f3da7e ] Since the vm is lazily created, to allow userspace to opt-in to a VM_BIND context, we can't assume it is already created. Fixes: 2e6a8a1fe2b2 ("drm/msm: Add VM_BIND ioctl") Signed-off-by: Rob Clark Patchwork: https://patchwork.freedesktop.org/patch/682939/ Message-ID: <20251022222039.9937-1-robin.clark@oss.qualcomm.com> Signed-off-by: Sasha Levin --- diff --git a/drivers/gpu/drm/msm/msm_gem_vma.c b/drivers/gpu/drm/msm/msm_gem_vma.c index 381a0853c05ba..b6248f86a5ab1 100644 --- a/drivers/gpu/drm/msm/msm_gem_vma.c +++ b/drivers/gpu/drm/msm/msm_gem_vma.c @@ -1401,7 +1401,7 @@ msm_ioctl_vm_bind(struct drm_device *dev, void *data, struct drm_file *file) * Maybe we could allow just UNMAP ops? OTOH userspace should just * immediately close the device file and all will be torn down. */ - if (to_msm_vm(ctx->vm)->unusable) + if (to_msm_vm(msm_context_vm(dev, ctx))->unusable) return UERR(EPIPE, dev, "context is unusable"); /*