- Fixed leak on error in popen/exec (and related functions)

NEWS

@@ -16,6 +16,8 @@ PHP                                                                        NEWS
 - Improved shared extension loading on OSX to use the standard Unix dlopen()
   API. (Scott)
 
+- Fixed leak on error in popen/exec (and related functions) on Windows.
+  (Pierre)
 - Fixed possible bad caching of symlinked directories in the realpath cache
   on Windows. (Pierre)
 - Fixed atime and mtime in stat related functions on Windows. (Pierre)

TSRM/tsrm_win32.c

@@ -371,6 +371,7 @@ TSRM_API FILE *popen_ex(const char *command, const char *type, const char *cwd,
 	sprintf(cmd, "%s /c \"%s\"", TWG(comspec), command);
 
 	if (!CreateProcess(NULL, cmd, &security, &security, security.bInheritHandle, dwCreateFlags, env, cwd, &startup, &process)) {
+		free(cmd);
 		return NULL;
 	}
 	free(cmd);