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accel/ivpu: Fix general protection fault in ivpu_bo_list()

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BugLink: https://bugs.launchpad.net/bugs/2102266

commit 4b2efb9db0c22a130bbd1275e489b42c02d08050 upstream.

Check if ctx is not NULL before accessing its fields.

Fixes: 37dee2a2f4 ("accel/ivpu: Improve buffer object debug logs")
Cc: stable@vger.kernel.org # v6.8
Reviewed-by: Karol Wachowski <karol.wachowski@intel.com>
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241210130939.1575610-2-jacek.lawrynowicz@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
CVE-2024-54455
Signed-off-by: Koichiro Den <koichiro.den@canonical.com>
Signed-off-by: Mehmet Basaran <mehmet.basaran@canonical.com>
This commit is contained in:
Jacek Lawrynowicz
2025-03-14 12:03:09 +09:00
committed by Mehmet Basaran
parent 966cc23b86
commit 806d97978a
1 changed files with 1 additions and 1 deletions
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drivers/accel/ivpu/ivpu_gem.c
+1 -1
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@@ -402,7 +402,7 @@ static void ivpu_bo_print_info(struct ivpu_bo *bo, struct drm_printer *p)
mutex_lock(&bo->lock);
drm_printf(p, "%-9p %-3u 0x%-12llx %-10lu 0x%-8x %-4u",
bo, bo->ctx->id, bo->vpu_addr, bo->base.base.size,
bo, bo->ctx ? bo->ctx->id : 0, bo->vpu_addr, bo->base.base.size,
bo->flags, kref_read(&bo->base.base.refcount));
if (bo->base.pages)