On Sat, Feb 25, 2023 at 07:14:29AM +0800, Li kunyu wrote: > > hello senior: > 'rctx->hw_context' is a member of the rctx pointer array object and will pass 'memcpy(out, rctx, sizeof(*rctx)) at the end of the function; ', copied to the out pointer memory, it cannot be released, I think this patch does an allocation check on the 'rctx->hw_context' pointer should help a bit. Ugh that's completely broken. You can't export pointers. I guess this driver needs to be disabled. Thanks, -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt