drbg_lib: avoid NULL pointer dereference in drbg_add
Found by Coverity Scan Reviewed-by: Bernd Edlinger <bernd.edlinger@hotmail.de> Reviewed-by: Richard Levitte <levitte@openssl.org> (Merged from https://github.com/openssl/openssl/pull/7511)
Found by Coverity Scan Reviewed-by: Bernd Edlinger <bernd.edlinger@hotmail.de> Reviewed-by: Richard Levitte <levitte@openssl.org> (Merged from https://github.com/openssl/openssl/pull/7511)
mentioned in commit d2953e5e
·mentioned in commit d2953e5e