The compilation with gcc-6.3.0 and EXTRA_CFLAGS=-Og gives the following error: CC cperf_test_verify.o cperf_test_verify.c: In function ‘cperf_verify_op’: cperf_test_verify.c:382:5: error: ‘auth’ may be used uninitialized in this function [-Werror=maybe-uninitialized] if (auth == 1) { ^ cperf_test_verify.c:371:5: error: ‘cipher’ may be used uninitialized in this function [-Werror=maybe-uninitialized] if (cipher == 1) { ^ cperf_test_verify.c:384:11: error: ‘auth_offset’ may be used uninitialized in this function [-Werror=maybe-uninitialized] res += memcmp(data + auth_offset, ^~~~~~~~~~~~~~~~~~~~~~~~~~ vector->digest.data, ~~~~~~~~~~~~~~~~~~~~ options->digest_sz); ~~~~~~~~~~~~~~~~~~~ cperf_test_verify.c:377:11: error: ‘cipher_offset’ may be used uninitialized in this function [-Werror=maybe-uninitialized] res += memcmp(data + cipher_offset, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ vector->plaintext.data, ~~~~~~~~~~~~~~~~~~~~~~~ options->test_buffer_size); ~~~~~~~~~~~~~~~~~~~~~~~~~~ There is no default case in the switch statement, so if options->op_type is an unknown value, the function will use uninitialized values. Fix it by adding a default. Fixes: f8be1786b1b8 ("app/crypto-perf: introduce performance test application") Cc: stable@dpdk.org Signed-off-by: Olivier Matz <olivier.matz@6wind.com> Acked-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
DPDK is a set of libraries and drivers for fast packet processing. It supports many processor architectures and both FreeBSD and Linux. The DPDK uses the Open Source BSD license for the core libraries and drivers. The kernel components are GPLv2 licensed. Please check the doc directory for release notes, API documentation, and sample application information. For questions and usage discussions, subscribe to: users@dpdk.org Report bugs and issues to the development mailing list: dev@dpdk.org
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