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-rw-r--r--drivers/staging/lustre/lustre/llite/file.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/staging/lustre/lustre/llite/file.c b/drivers/staging/lustre/lustre/llite/file.c
index d3874e1..4a33638 100644
--- a/drivers/staging/lustre/lustre/llite/file.c
+++ b/drivers/staging/lustre/lustre/llite/file.c
@@ -1719,6 +1719,9 @@ int ll_fid2path(struct inode *inode, void __user *arg)
if (get_user(pathlen, &gfin->gf_pathlen))
return -EFAULT;
+ if (pathlen > PATH_MAX)
+ return -EINVAL;
+
outsize = sizeof(*gfout) + pathlen;
OBD_ALLOC(gfout, outsize);