1 files changed, 2 insertions, 0 deletions

diff --git a/fs/nilfs2/ioctl.c b/fs/nilfs2/ioctl.c
index 886649627c3d..2a70fce70c65 100644
--- a/fs/nilfs2/ioctl.c
+++ b/fs/nilfs2/ioctl.c
@@ -603,6 +603,8 @@ static int nilfs_ioctl_clean_segments(struct inode *inode, struct file *filp,
         nsegs = argv[4].v_nmembs;
         if (argv[4].v_size != argsz[4])
                 goto out;
+        if (nsegs > UINT_MAX / sizeof(__u64))
+                goto out;
 
         /*
          * argv[4] points to segment numbers this ioctl cleans.  We