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Return error code of underlying function.

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Return the error code if failed, instead of returning value `1`.
If not failed, return the call of the underlying function,
in `mbedtls_ecdsa_genkey()`.
This commit is contained in:
Ron Eldor 2018-12-17 10:06:12 +02:00
parent fb1972db23
commit adb5234aa9
1 changed files with 7 additions and 2 deletions
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9
library/ecdsa.c
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@ -800,11 +800,16 @@ cleanup:
int mbedtls_ecdsa_genkey( mbedtls_ecdsa_context *ctx, mbedtls_ecp_group_id gid, int mbedtls_ecdsa_genkey( mbedtls_ecdsa_context *ctx, mbedtls_ecp_group_id gid,
int (*f_rng)(void *, unsigned char *, size_t), void *p_rng ) int (*f_rng)(void *, unsigned char *, size_t), void *p_rng )
{ {
int ret = 0;
ECDSA_VALIDATE_RET( ctx != NULL ); ECDSA_VALIDATE_RET( ctx != NULL );
ECDSA_VALIDATE_RET( f_rng != NULL ); ECDSA_VALIDATE_RET( f_rng != NULL );
return( mbedtls_ecp_group_load( &ctx->grp, gid ) || ret = mbedtls_ecp_group_load( &ctx->grp, gid );
mbedtls_ecp_gen_keypair( &ctx->grp, &ctx->d, &ctx->Q, f_rng, p_rng ) ); if( ret != 0 )
return( ret );
return( mbedtls_ecp_gen_keypair( &ctx->grp, &ctx->d,
&ctx->Q, f_rng, p_rng ) );
} }
#endif /* !MBEDTLS_ECDSA_GENKEY_ALT */ #endif /* !MBEDTLS_ECDSA_GENKEY_ALT */