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-rw-r--r--fs/nfs/getroot.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/nfs/getroot.c b/fs/nfs/getroot.c
index d1cbf0a0fbb..522e5ad4d8a 100644
--- a/fs/nfs/getroot.c
+++ b/fs/nfs/getroot.c
@@ -175,6 +175,9 @@ next_component:
path++;
name.len = path - (const char *) name.name;
+ if (name.len > NFS4_MAXNAMLEN)
+ return -ENAMETOOLONG;
+
eat_dot_dir:
while (*path == '/')
path++;