crypto: af_alg - get_page upon reassignment to TX SGL
When a page is assigned to a TX SGL, call get_page to increment the reference counter. It is possible that one page is referenced in multiple SGLs: - in the global TX SGL in case a previous af_alg_pull_tsgl only reassigned parts of a page to a per-request TX SGL - in the per-request TX SGL as assigned by af_alg_pull_tsgl Note, multiple requests can be active at the same time whose TX SGLs all point to different parts of the same page. Signed-off-by:Stephan Mueller <smueller@chronox.de> Signed-off-by:
Herbert Xu <herbert@gondor.apana.org.au>
parent
32e67b9a
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