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Correct memory leak in pk_decrypt example program

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This commit is contained in:
Hanno Becker 2017-10-08 16:44:10 +01:00
parent 34cbd7e536
commit 7cee15e967
1 changed files with 7 additions and 4 deletions
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11
programs/pkey/pk_decrypt.c
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@ -69,7 +69,10 @@ int main( int argc, char *argv[] )
const char *pers = "mbedtls_pk_decrypt";
((void) argv);
mbedtls_pk_init( &pk );
mbedtls_entropy_init( &entropy );
mbedtls_ctr_drbg_init( &ctr_drbg );
memset(result, 0, sizeof( result ) );
ret = 1;
@ -87,7 +90,6 @@ int main( int argc, char *argv[] )
mbedtls_printf( "\n . Seeding the random number generator..." );
fflush( stdout );
mbedtls_entropy_init( &entropy );
if( ( ret = mbedtls_ctr_drbg_seed( &ctr_drbg, mbedtls_entropy_func, &entropy,
(const unsigned char *) pers,
strlen( pers ) ) ) != 0 )
@ -99,8 +101,6 @@ int main( int argc, char *argv[] )
mbedtls_printf( "\n . Reading private key from '%s'", argv[1] );
fflush( stdout );
mbedtls_pk_init( &pk );
if( ( ret = mbedtls_pk_parse_keyfile( &pk, argv[1], "" ) ) != 0 )
{
mbedtls_printf( " failed\n ! mbedtls_pk_parse_keyfile returned -0x%04x\n", -ret );
@ -115,6 +115,7 @@ int main( int argc, char *argv[] )
if( ( f = fopen( "result-enc.txt", "rb" ) ) == NULL )
{
mbedtls_printf( "\n ! Could not open %s\n\n", "result-enc.txt" );
ret = 1;
goto exit;
}
@ -146,8 +147,10 @@ int main( int argc, char *argv[] )
ret = 0;
exit:
mbedtls_ctr_drbg_free( &ctr_drbg );
mbedtls_pk_free( &pk );
mbedtls_entropy_free( &entropy );
mbedtls_ctr_drbg_free( &ctr_drbg );
#if defined(MBEDTLS_ERROR_C)
if( ret != 0 )