Commit 0a4ef64e authored May 08, 2017 by Deepak Kumar Committed by Lynus Vaz May 30, 2017

msm: kgsl: Return mementry only if pending_free is not set



Return mementry from kgsl_sharedmem_find only if pending_free
is not set for that mementry. This is necessary to avoid use
of a mementry after it is already marked for free.

Change-Id: I23111e9c82a88ccbda2ab259074c38d91f9ff5cb
Signed-off-by: Deepak Kumar <dkumar@codeaurora.org>

parent 9361513e

drivers/gpu/msm/kgsl.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -1252,6 +1252,7 @@ kgsl_sharedmem_find(struct kgsl_process_private *private, uint64_t gpuaddr)
		spin_lock(&private->mem_lock);
		idr_for_each_entry(&private->mem_idr, entry, id) {
		if (GPUADDR_IN_MEMDESC(gpuaddr, &entry->memdesc)) {
		if (!entry->pending_free)
		ret = kgsl_mem_entry_get(entry);
		break;
		}