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libkae: fix build warning on aarch64 #22

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libkae: fix build warning on aarch64 #22

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Commits on Oct 29, 2021

  1. 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 <[email protected]>
    Chenxi Mao committed Oct 29, 2021
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