[PATCH] hfs: don't reference missing page

If there was a read error, the bnode might miss some pages, so skip them. Signed-off-by: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
git-mirror · Aug 2, 2005 · 74f9c9c · 74f9c9c
1 parent f76d28d
commit 74f9c9c
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diff --git a/fs/hfs/bnode.c b/fs/hfs/bnode.c
@@ -480,6 +480,8 @@ void hfs_bnode_put(struct hfs_bnode *node)
 			return;
 		}
 		for (i = 0; i < tree->pages_per_bnode; i++) {
+			if (!node->page[i])
+				continue;
 			mark_page_accessed(node->page[i]);
 #if REF_PAGES
 			put_page(node->page[i]);

diff --git a/fs/hfsplus/bnode.c b/fs/hfsplus/bnode.c
@@ -643,6 +643,8 @@ void hfs_bnode_put(struct hfs_bnode *node)
 			return;
 		}
 		for (i = 0; i < tree->pages_per_bnode; i++) {
+			if (!node->page[i])
+				continue;
 			mark_page_accessed(node->page[i]);
 #if REF_PAGES
 			put_page(node->page[i]);