libkae: fix build warning on aarch64

[parheliamm]

This patch to fix below error on aarch64
[ 34s] ./utils/engine_log.h:73:13: error: ignoring return value of 'ftruncate' declared with attribute 'warn_unused_result' [-Werror=unused-result]
[ 34s] 73 | ftruncate(g_kae_debug_log_file->_fileno, 0);
[ 34s] | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

[ 84s] alg/pkey/hpre_rsa.c: In function 'hpre_rsa_private_encrypt':
[ 84s] alg/pkey/hpre_rsa.c:546:5: error: 'num_bytes' may be used uninitialized in this function [-Werror=maybe-uninitialized]
[ 84s] 546 | hpre_free_bn_ctx_buf(bn_ctx, in_buf, num_bytes);
[ 84s] | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[ 84s] alg/pkey/hpre_rsa.c: In function 'hpre_rsa_public_encrypt':
[ 84s] alg/pkey/hpre_rsa.c:440:5: error: 'num_bytes' may be used uninitialized in this function [-Werror=maybe-uninitialized]
[ 84s] 440 | hpre_free_bn_ctx_buf(bn_ctx, in_buf, num_bytes);
[ 84s] | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[ 84s] alg/pkey/hpre_rsa.c:440:5: error: 'bn_ctx' may be used uninitialized in this function [-Werror=maybe-uninitialized]

There is no functional change.

Signed-off-by: Chenxi Mao chenxi.mao@suse.com

[it-is-a-robot]

Thanks for your pull request. Before we can look at your pull request, you'll need to sign a Contributor License Agreement (CLA).

The following commits have not yet signed CLA.

f3735b0 | libkae: fix build warning on aarch64

This patch to fix below error on aarch64
[ 34s] ./utils/engine_log.h:73:13: error: ignoring return value of 'ftruncate' declared with attribute 'warn_unused_result' [-Werror=unused-result]
[ 34s] 73 | ftruncate(g_kae_debug_log_file->_fileno, 0);
[ 34s] | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

[ 84s] alg/pkey/hpre_rsa.c: In function 'hpre_rsa_private_encrypt':
[ 84s] alg/pkey/hpre_rsa.c:546:5: error: 'num_bytes' may be used uninitialized in this function [-Werror=maybe-uninitialized]
[ 84s] 546 | hpre_free_bn_ctx_buf(bn_ctx, in_buf, num_bytes);
[ 84s] | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[ 84s] alg/pkey/hpre_rsa.c: In function 'hpre_rsa_public_encrypt':
[ 84s] alg/pkey/hpre_rsa.c:440:5: error: 'num_bytes' may be used uninitialized in this function [-Werror=maybe-uninitialized]
[ 84s] 440 | hpre_free_bn_ctx_buf(bn_ctx, in_buf, num_bytes);
[ 84s] | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[ 84s] alg/pkey/hpre_rsa.c:440:5: error: 'bn_ctx' may be used uninitialized in this function [-Werror=maybe-uninitialized]

There is no functional change.

Signed-off-by: Chenxi Mao chenxi.mao@suse.com

📝 Please access here to sign the CLA.

It may take a couple minutes for the CLA signature to be fully registered; after that, please reply here with a new comment: /check-cla to verify. Thanks.

---

• If you've already signed a CLA, it's possible you're using a different email address for your gitee account. Check your existing CLA data and verify the email.
• If you signed the CLA as an employee or a member of an organization, please contact your corporation or organization to verify you have been activated to start contributing.
• If you have done the above and are still having issues with the CLA being reported as unsigned, please feel free to file an issue.

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}