F_GETFD can't get O_NONBLOCK flag, use F_GETFL

jiruohan · Jul 7, 2020 · cc46d60 · cc46d60
1 parent 2082845
commit cc46d60
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/co_hook_sys_call.cpp b/co_hook_sys_call.cpp
@@ -672,9 +672,6 @@ int fcntl(int fildes, int cmd, ...)
 		case F_GETFD:
 		{
 			ret = g_sys_fcntl_func( fildes,cmd );
-      if (lp && !(lp->user_flag & O_NONBLOCK)) {
-          ret = ret & (~O_NONBLOCK);
-      }
 			break;
 		}
 		case F_SETFD:
@@ -686,6 +683,9 @@ int fcntl(int fildes, int cmd, ...)
 		case F_GETFL:
 		{
 			ret = g_sys_fcntl_func( fildes,cmd );
+			if (lp && !(lp->user_flag & O_NONBLOCK)) {
+				ret = ret & (~O_NONBLOCK);
+			}
 			break;
 		}
 		case F_SETFL: