anv: do not loose possible error on blob writes
CID: 1442546 Fixes: b8ab78d1 "anv/pipeline_cache: Rework to use multialloc and blob" Signed-off-by: Tapani Pälli tapani.palli@intel.com
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CID: 1442546 Fixes: b8ab78d1 "anv/pipeline_cache: Rework to use multialloc and blob" Signed-off-by: Tapani Pälli tapani.palli@intel.com