kenmirrors/asterisk
1
0
Fork 0
mirror of https://github.com/asterisk/asterisk.git synced 2025-09-30 10:33:13 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix lock ordering in devicestate

Browse Source 
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6069 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2005-07-10 12:09:40 +00:00
parent b4f7592ebb
commit 3c8dfe099d
1 changed files with 3 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
devicestate.c
View File

@@ -184,13 +184,15 @@ int ast_device_state_changed(const char *fmt, ...)
AST_LIST_LOCK(&state_changes); AST_LIST_LOCK(&state_changes);
AST_LIST_INSERT_TAIL(&state_changes, change, list); AST_LIST_INSERT_TAIL(&state_changes, change, list);
if (AST_LIST_FIRST(&state_changes) == change) { if (AST_LIST_FIRST(&state_changes) == change) {
AST_LIST_UNLOCK(&state_changes);
/* the list was empty, signal the thread */ /* the list was empty, signal the thread */
ast_mutex_lock(&change_pending_lock); ast_mutex_lock(&change_pending_lock);
pthread_cond_signal(&change_pending); pthread_cond_signal(&change_pending);
ast_mutex_unlock(&change_pending_lock); ast_mutex_unlock(&change_pending_lock);
} } else {
AST_LIST_UNLOCK(&state_changes); AST_LIST_UNLOCK(&state_changes);
} }
}
return 1; return 1;
} }