cipher: improve code readibility in mbedtls_cipher_setup()
Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
diff --git a/library/cipher.c b/library/cipher.c
index fd04a7d..67ed0e3 100644
--- a/library/cipher.c
+++ b/library/cipher.c
@@ -263,9 +263,11 @@
memset(ctx, 0, sizeof(mbedtls_cipher_context_t));
- if ((mbedtls_cipher_get_base(cipher_info)->ctx_alloc_func != NULL) &&
- (ctx->cipher_ctx = mbedtls_cipher_get_base(cipher_info)->ctx_alloc_func()) == NULL) {
- return MBEDTLS_ERR_CIPHER_ALLOC_FAILED;
+ if (mbedtls_cipher_get_base(cipher_info)->ctx_alloc_func != NULL) {
+ ctx->cipher_ctx = mbedtls_cipher_get_base(cipher_info)->ctx_alloc_func();
+ if (ctx->cipher_ctx == NULL) {
+ return MBEDTLS_ERR_CIPHER_ALLOC_FAILED;
+ }
}
ctx->cipher_info = cipher_info;