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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-12-27 11:43:34 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-12-27 11:43:34 +0000 |
commit | 09ae127bade1d58705adfccb09a70403d8d909d5 (patch) | |
tree | d36d75039304db76e6a6fa623527094d5a8a50ce /io.c | |
parent | f2502cec8afb9b35a41dcd1cd81348ec4197de46 (diff) | |
download | ruby-09ae127bade1d58705adfccb09a70403d8d909d5.tar.gz |
io.c: fix race between read and close
* io.c (io_fillbuf): fix race between read and close and bail out
in the case the IO gets closed before the reading thread achieve
the lock. [ruby-core:78845] [Bug #13076]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57224 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'io.c')
-rw-r--r-- | io.c | 1 |
1 files changed, 1 insertions, 0 deletions
@@ -1775,6 +1775,7 @@ io_fillbuf(rb_io_t *fptr) rb_syserr_fail_path(e, path); } } + if (r > 0) rb_io_check_closed(fptr); fptr->rbuf.off = 0; fptr->rbuf.len = (int)r; /* r should be <= rbuf_capa */ if (r == 0) |