fs/squashfs: Fix Coverity Scan defects

[platform/kernel/u-boot.git] / fs / squashfs / sqfs_dir.c

diff --git a/fs/squashfs/sqfs_dir.c b/fs/squashfs/sqfs_dir.c
index 5f7660a..00d2891 100644 (file)
--- a/fs/squashfs/sqfs_dir.c
+++ b/fs/squashfs/sqfs_dir.c
@@ -53,6 +53,9 @@ int sqfs_dir_offset(void *dir_i, u32 *m_list, int m_count)
                return -EINVAL;
        }
 
+       if (offset < 0)
+               return -EINVAL;
+
        for (j = 0; j < m_count; j++) {
                if (m_list[j] == start_block)
                        return (++j * SQFS_METADATA_BLOCK_SIZE) + offset;