return early

1 year ago · 80328bccf9
parent b4ba06aee4
commit 80328bccf9
1 changed files with 2 additions and 0 deletions
--- a/io/io_tryread.c
+++ b/io/io_tryread.c
@ -108,11 +108,13 @@ int64 io_tryread(int64 d,char* buf,int64 len) {
  if (r==-1 && errno==EAGAIN) {
    if (e->goterror) r=-3;
    io_eagain_read(d);
+    return r;
  }
  if (r==-1) {
    if (errno==EINTR) errno=EAGAIN;
    if (errno!=EAGAIN)
      r=-3;
+    return r;
  }
  if (r!=len) {
    e->canread=0;