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Correct memory leak in mbedtls_rsa_validate_crt

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This commit is contained in:
Hanno Becker 2017-10-03 14:32:56 +01:00
parent db13cefde2
commit 45a0ef32d9
1 changed files with 6 additions and 3 deletions
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9
library/rsa.c
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@ -325,7 +325,8 @@ int mbedtls_rsa_validate_crt( const mbedtls_mpi *P, const mbedtls_mpi *Q,
if( mbedtls_mpi_cmp_int( &L, 0 ) != 0 ) if( mbedtls_mpi_cmp_int( &L, 0 ) != 0 )
{ {
return( MBEDTLS_ERR_RSA_KEY_CHECK_FAILED ); ret = MBEDTLS_ERR_RSA_KEY_CHECK_FAILED;
goto cleanup;
} }
} }
@ -344,7 +345,8 @@ int mbedtls_rsa_validate_crt( const mbedtls_mpi *P, const mbedtls_mpi *Q,
if( mbedtls_mpi_cmp_int( &L, 0 ) != 0 ) if( mbedtls_mpi_cmp_int( &L, 0 ) != 0 )
{ {
return( MBEDTLS_ERR_RSA_KEY_CHECK_FAILED ); ret = MBEDTLS_ERR_RSA_KEY_CHECK_FAILED;
goto cleanup;
} }
} }
@ -362,7 +364,8 @@ int mbedtls_rsa_validate_crt( const mbedtls_mpi *P, const mbedtls_mpi *Q,
MBEDTLS_MPI_CHK( mbedtls_mpi_mod_mpi( &K, &K, P ) ); MBEDTLS_MPI_CHK( mbedtls_mpi_mod_mpi( &K, &K, P ) );
if( mbedtls_mpi_cmp_int( &K, 0 ) != 0 ) if( mbedtls_mpi_cmp_int( &K, 0 ) != 0 )
{ {
return( MBEDTLS_ERR_RSA_KEY_CHECK_FAILED ); ret = MBEDTLS_ERR_RSA_KEY_CHECK_FAILED;
goto cleanup;
} }
} }