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| author | Yukihiro "Matz" Matsumoto <[email protected]> | 2018-04-18 17:25:52 +0900 |
|---|---|---|
| committer | Yukihiro "Matz" Matsumoto <[email protected]> | 2018-04-18 17:25:52 +0900 |
| commit | 05db341ef5454ba5bbf613f7f84890fd16c9d532 (patch) | |
| tree | 2a13353af19ca2a2cd311b29becd8b4ac2e79597 /mrbgems/mruby-io/src | |
| parent | 135b4773e3e58cacf102f4183ba38dcfd13ec5ca (diff) | |
| download | mruby-05db341ef5454ba5bbf613f7f84890fd16c9d532.tar.gz mruby-05db341ef5454ba5bbf613f7f84890fd16c9d532.zip | |
`mrb_dup()` should fail if `fd` is a negative integer; ref #4005
Diffstat (limited to 'mrbgems/mruby-io/src')
| -rw-r--r-- | mrbgems/mruby-io/src/io.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mrbgems/mruby-io/src/io.c b/mrbgems/mruby-io/src/io.c index 6ace9e167..e11aa3300 100644 --- a/mrbgems/mruby-io/src/io.c +++ b/mrbgems/mruby-io/src/io.c @@ -542,12 +542,12 @@ mrb_dup(mrb_state *mrb, int fd, mrb_bool *failed) { int new_fd; - *failed = FALSE; + *failed = TRUE; if (fd < 0) return fd; new_fd = dup(fd); - if (new_fd == -1) *failed = TRUE; + if (new_fd > 0) *failed = FALSE; return new_fd; } |