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-rw-r--r--mm/filemap_xip.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/filemap_xip.c b/mm/filemap_xip.c
index 0c04615651b7..427dfe3ce78c 100644
--- a/mm/filemap_xip.c
+++ b/mm/filemap_xip.c
@@ -89,8 +89,8 @@ do_xip_mapping_read(struct address_space *mapping,
89 } 89 }
90 } 90 }
91 nr = nr - offset; 91 nr = nr - offset;
92 if (nr > len) 92 if (nr > len - copied)
93 nr = len; 93 nr = len - copied;
94 94
95 error = mapping->a_ops->get_xip_mem(mapping, index, 0, 95 error = mapping->a_ops->get_xip_mem(mapping, index, 0,
96 &xip_mem, &xip_pfn); 96 &xip_mem, &xip_pfn);