Fixing gpr_getenv.

9 years ago · 607faedc3a
parent 742eac1814
commit 607faedc3a
1 changed files with 1 additions and 1 deletions
--- a/src/core/support/env_win32.c
+++ b/src/core/support/env_win32.c
@ -50,7 +50,7 @@ char *gpr_getenv(const char *name) {
  errno_t err;

  err = getenv_s(&size, NULL, 0, name);
-  if (err) return NULL;
+  if (err || (size == 0)) return NULL;
  result = gpr_malloc(size);
  err = getenv_s(&size, result, size, name);
  if (err) {