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-rw-r--r--fs/dlm/lock.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/dlm/lock.c b/fs/dlm/lock.c
index 0593dd81d46d..6d98cf9d043d 100644
--- a/fs/dlm/lock.c
+++ b/fs/dlm/lock.c
@@ -436,11 +436,15 @@ static int find_rsb(struct dlm_ls *ls, char *name, int namelen,
{
struct dlm_rsb *r, *tmp;
uint32_t hash, bucket;
- int error = 0;
+ int error = -EINVAL;
+
+ if (namelen > DLM_RESNAME_MAXLEN)
+ goto out;
if (dlm_no_directory(ls))
flags |= R_CREATE;
+ error = 0;
hash = jhash(name, namelen, 0);
bucket = hash & (ls->ls_rsbtbl_size - 1);