fs/ntfs3: Fix possible NULL-ptr-deref in ni_readpage_cmpr()

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>

diff --git a/fs/ntfs3/frecord.c b/fs/ntfs3/frecord.c
index d49fbb22bd5e8f54992c73a98c8c698ab960d3c5..dad976a6898596987d82d5ed07f40679b0a13f4a 100644 (file)
--- a/fs/ntfs3/frecord.c
+++ b/fs/ntfs3/frecord.c
@@ -2148,7 +2148,7 @@ out1:
 
        for (i = 0; i < pages_per_frame; i++) {
                pg = pages[i];
-               if (i == idx)
+               if (i == idx || !pg)
                        continue;
                unlock_page(pg);
                put_page(pg);