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bionic/x86: fix one potential deadlock in __set_tls()

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Fix bug:
Currently the mutex lock _tls_desc_lock is not released
when __set_thread_area() fails. That will leads to the deadlock
when __set_tls( ) is called later on.

Change-Id: Iea3267cb0659971cba7766cbc3346f6924274f86
Signed-off-by: Jin Wei <wei.a.jin@intel.com>
Signed-off-by: Jack Ren <jack.ren@intel.com>
Signed-off-by: Bruce Beare <bruce.j.beare@intel.com>
This commit is contained in:
Jin Wei 2011-12-15 15:49:25 +08:00 committed by Jack Ren
parent f9c5afb1f9
commit c5393b23f6
1 changed files with 1 additions and 0 deletions
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libc/arch-x86/bionic/__set_tls.c
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@ -83,6 +83,7 @@ int __set_tls(void *ptr)
if (rc != 0) if (rc != 0)
{ {
/* could not set thread local area */ /* could not set thread local area */
pthread_mutex_unlock(&_tls_desc_lock);
return -1; return -1;
} }