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io.c (io_fflush): eliminate redundant rb_io_check_closed

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There is no need to call this function twice in a row since
thread switching won't happen in-between calls to it.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66244 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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normal 2018-12-06 10:41:07 +00:00
parent aa6dfe7103
commit 0d4ba7b58d
1 changed files with 0 additions and 1 deletions
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io.c
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@ -1158,7 +1158,6 @@ io_fflush(rb_io_t *fptr)
rb_io_check_closed(fptr);
if (fptr->wbuf.len == 0)
return 0;
rb_io_check_closed(fptr);
while (fptr->wbuf.len > 0 && io_flush_buffer(fptr) != 0) {
if (!rb_io_wait_writable(fptr->fd))
return -1;