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| author | Baoshan Pang <baoshan.pang@windriver.com> | 2019-10-07 09:59:08 -0700 |
|---|---|---|
| committer | Baoshan <pangbw@gmail.com> | 2019-10-08 18:57:17 -0700 |
| commit | 175db95b3d98b1874b9d49a5e79a0755aed3e8fa (patch) | |
| tree | 38c5725adb3d94f0cc585758524a5d943da74e6c /src/libstd/sys | |
| parent | 46bf6ad416cf922c410fed11e9f73c03c0015bcd (diff) | |
| download | rust-175db95b3d98b1874b9d49a5e79a0755aed3e8fa.tar.gz rust-175db95b3d98b1874b9d49a5e79a0755aed3e8fa.zip | |
add checking (r == 0)
Diffstat (limited to 'src/libstd/sys')
| -rw-r--r-- | src/libstd/sys/vxworks/rwlock.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libstd/sys/vxworks/rwlock.rs b/src/libstd/sys/vxworks/rwlock.rs index 718f422ed11..19b123f2b61 100644 --- a/src/libstd/sys/vxworks/rwlock.rs +++ b/src/libstd/sys/vxworks/rwlock.rs @@ -25,7 +25,7 @@ impl RWLock { let r = libc::pthread_rwlock_rdlock(self.inner.get()); if r == libc::EAGAIN { panic!("rwlock maximum reader count exceeded"); - } else if r == libc::EDEADLK || *self.write_locked.get() { + } else if r == libc::EDEADLK || (r == 0 && *self.write_locked.get()) { if r == 0 { self.raw_unlock(); } |