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autofs-5.0.8 - fix cache readlock not taken on lookup
From: Ian Kent <raven@themaw.net>
In modules/lookup_yp.c:check_map_indirect() there's a missing cache
readlock.
---
CHANGELOG | 1 +
modules/lookup_yp.c | 6 +++++-
2 files changed, 6 insertions(+), 1 deletion(-)
--- autofs-5.0.7.orig/CHANGELOG
+++ autofs-5.0.7/CHANGELOG
@@ -81,6 +81,7 @@
- fix symlink fail message in mount_bind.c.
- add std vars to program map invocation.
- check for existing offset mount before mounting.
+- fix cache readlock not taken on lookup.
25/07/2012 autofs-5.0.7
=======================
--- autofs-5.0.7.orig/modules/lookup_yp.c
+++ autofs-5.0.7/modules/lookup_yp.c
@@ -517,9 +517,13 @@ static int check_map_indirect(struct aut
* If the server is down and the entry exists in the cache
* and belongs to this map return success and use the entry.
*/
+ cache_readlock(mc);
exists = cache_lookup(mc, key);
- if (exists && exists->source == source)
+ if (exists && exists->source == source) {
+ cache_unlock(mc);
return NSS_STATUS_SUCCESS;
+ }
+ cache_unlock(mc);
warn(ap->logopt,
MODPREFIX "lookup for %s failed: %s",