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Diffstat (limited to 'fs/cifs/dfs_cache.c')
-rw-r--r--fs/cifs/dfs_cache.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/cifs/dfs_cache.c b/fs/cifs/dfs_cache.c
index 66be23975aec..d9c2c75a2989 100644
--- a/fs/cifs/dfs_cache.c
+++ b/fs/cifs/dfs_cache.c
@@ -24,6 +24,7 @@
#define CACHE_HTABLE_SIZE 32
#define CACHE_MAX_ENTRIES 64
+#define CACHE_MIN_TTL 120 /* 2 minutes */
#define IS_INTERLINK_SET(v) ((v) & (DFSREF_REFERRAL_SERVER | \
DFSREF_STORAGE_SERVER))
@@ -492,7 +493,7 @@ static int copy_ref_data(const struct dfs_info3_param *refs, int numrefs,
{
int i;
- ce->ttl = refs[0].ttl;
+ ce->ttl = max_t(int, refs[0].ttl, CACHE_MIN_TTL);
ce->etime = get_expire_time(ce->ttl);
ce->srvtype = refs[0].server_type;
ce->hdr_flags = refs[0].flags;