[newlib-cygwin] Avoid double unlock of TLS mutex
Corinna Vinschen
corinna@sourceware.org
Fri Oct 30 16:21:00 GMT 2015
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=4a407e9037b476febcda43eba568f610107d84e6
commit 4a407e9037b476febcda43eba568f610107d84e6
Author: Corinna Vinschen <corinna@vinschen.de>
Date: Fri Oct 30 17:21:30 2015 +0100
Avoid double unlock of TLS mutex
* exceptions.cc (sigpacket::process): Avoid potentially double unlocking
the TLS mutex.
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
Diff:
---
winsup/cygwin/ChangeLog | 5 +++++
winsup/cygwin/exceptions.cc | 5 +----
2 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 3fb4372..3c489d1 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,5 +1,10 @@
2015-10-30 Corinna Vinschen <corinna@vinschen.de>
+ * exceptions.cc (sigpacket::process): Avoid potentially double unlocking
+ the TLS mutex.
+
+2015-10-30 Corinna Vinschen <corinna@vinschen.d>
+
* signal.cc (sigwait): Fix return value to reflect errno in case of
error according to POSIX. Never return EINTR.
* thread.cc (pthread_kill): Return errno if sig_send failed.
diff --git a/winsup/cygwin/exceptions.cc b/winsup/cygwin/exceptions.cc
index 60f09d6..9119a8c 100644
--- a/winsup/cygwin/exceptions.cc
+++ b/winsup/cygwin/exceptions.cc
@@ -1475,10 +1475,7 @@ sigpacket::process ()
else if (!sigismember (&tls->sigmask, si.si_signo))
issig_wait = false;
else
- {
- cygheap->unlock_tls (tl_entry);
- tls = NULL;
- }
+ tls = NULL;
}
}
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