add string decode auto malloc

8b288640 · Hongze Cheng · a1a0661d · 8b288640
隐藏空白更改
内联并排

Showing with 4 addition and 2 deletion

src/util/inc/tcoding.h src/util/inc/tcoding.h +4 -2

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--- a/src/util/inc/tcoding.h
+++ b/src/util/inc/tcoding.h
@@ -355,8 +355,10 @@ static FORCE_INLINE void *taosDecodeString(void *buf, char **value) {
  uint64_t size = 0;
  buf = taosDecodeVariantU64(buf, &size);
-  *value = (char *)malloc((size_t)size + 1);
+  if (*value == NULL) {
-  if (*value == NULL) return NULL;
+    *value = (char *)malloc((size_t)size + 1);
+    if (*value == NULL) return NULL;
+  }
  memcpy(*value, buf, (size_t)size);
  (*value)[size] = '\0';