autofs-5.1.8 - fix fix root offset error handling From: Ian Kent The change to fix root offset error handlling is missing a cache read lock prior to the key lookup, the following unmatched unlock then causes a hang. Signed-off-by: Ian Kent --- CHANGELOG | 1 + daemon/direct.c | 1 + 2 files changed, 2 insertions(+) diff --git a/CHANGELOG b/CHANGELOG index 6f18a0bb..f81b0259 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -3,6 +3,7 @@ - fix set open file limit. - improve descriptor open error reporting. - fix root offset error handling. +- fix fix root offset error handling. 19/10/2021 autofs-5.1.8 - add xdr_exports(). diff --git a/daemon/direct.c b/daemon/direct.c index 8810900c..cf3f24d7 100644 --- a/daemon/direct.c +++ b/daemon/direct.c @@ -1275,6 +1275,7 @@ static void *do_mount_direct(void *arg) /* If this is a multi-mount subtree mount failure * ensure the tree continues to expire. */ + cache_readlock(mt.mc); me = cache_lookup_distinct(mt.mc, mt.name); if (me && IS_MM(me) && !IS_MM_ROOT(me)) conditional_alarm_add(ap, ap->exp_runfreq);