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drm/xe: Add a NULL check in xe_ttm_stolen_mgr_init

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[ Upstream commit a6eff8f9c7e844cb24ccb188ca24abcd59734e74 ]

Add an explicit check to ensure that the mgr is not NULL.

Cc: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240319130925.22399-1-nirmoy.das@intel.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Nirmoy Das 2024-03-19 14:09:25 +01:00 committed by Greg Kroah-Hartman
parent a296815846
commit cc796a7798
1 changed files with 5 additions and 0 deletions
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5
drivers/gpu/drm/xe/xe_ttm_stolen_mgr.c
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@ -207,6 +207,11 @@ void xe_ttm_stolen_mgr_init(struct xe_device *xe)
u64 stolen_size, io_size, pgsize;
int err;
if (!mgr) {
drm_dbg_kms(&xe->drm, "Stolen mgr init failed\n");
return;
}
if (IS_SRIOV_VF(xe))
stolen_size = 0;
else if (IS_DGFX(xe))