Date: Wed, 9 Jun 2010 07:31:41 +0000 (UTC) From: Brian Somers <brian@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org Subject: svn commit: r208936 - stable/8/lib/libthr/thread Message-ID: <201006090731.o597Vf4k051751@svn.freebsd.org>
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Author: brian Date: Wed Jun 9 07:31:41 2010 New Revision: 208936 URL: http://svn.freebsd.org/changeset/base/208936 Log: MFC r197477 - clean up keys deleted via pthread_key_delete() PR: 135462 Approved by: re (kib) Nod timeout: davidxu Modified: stable/8/lib/libthr/thread/thr_spec.c Directory Properties: stable/8/lib/libthr/ (props changed) Modified: stable/8/lib/libthr/thread/thr_spec.c ============================================================================== --- stable/8/lib/libthr/thread/thr_spec.c Wed Jun 9 07:31:32 2010 (r208935) +++ stable/8/lib/libthr/thread/thr_spec.c Wed Jun 9 07:31:41 2010 (r208936) @@ -131,9 +131,19 @@ _thread_cleanupspecific(void) curthread->specific[key].data = NULL; curthread->specific_data_count--; } + else if (curthread->specific[key].data != NULL) { + /* + * This can happen if the key is deleted via + * pthread_key_delete without first setting the value + * to NULL in all threads. POSIX says that the + * destructor is not invoked in this case. + */ + curthread->specific[key].data = NULL; + curthread->specific_data_count--; + } /* - * If there is a destructore, call it + * If there is a destructor, call it * with the key table entry unlocked: */ if (destructor != NULL) {
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