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Merge "lock.c: Check *lt before dereferencing it"

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This commit is contained in:
zuul
2016-04-21 13:01:56 -05:00
committed by Gerrit Code Review
parent b4dd374bc4 c991e5472e
commit 24913e1540
1 changed files with 9 additions and 7 deletions
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2
main/lock.c
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@@ -286,6 +286,7 @@ int __ast_pthread_mutex_lock(const char *filename, int lineno, const char *func,
if (wait_time > reported_wait && (wait_time % 5) == 0) {
__ast_mutex_logger("%s line %d (%s): Deadlock? waited %d sec for mutex '%s'?\n",
filename, lineno, func, (int) wait_time, mutex_name);
if (lt) {
ast_reentrancy_lock(lt);
#ifdef HAVE_BKTR
__dump_backtrace(&lt->backtrace[lt->reentrancy], canlog);
@@ -297,6 +298,7 @@ int __ast_pthread_mutex_lock(const char *filename, int lineno, const char *func,
__dump_backtrace(&lt->backtrace[ROFFSET], canlog);
#endif
ast_reentrancy_unlock(lt);
}
reported_wait = wait_time;
}
usleep(200);