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-rw-r--r--mm/page_io.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/mm/page_io.c b/mm/page_io.c
index 3a198deb8bb1..76965be1d40e 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -177,8 +177,9 @@ int generic_swapfile_activate(struct swap_info_struct *sis,
cond_resched();
- first_block = bmap(inode, probe_block);
- if (first_block == 0)
+ first_block = probe_block;
+ ret = bmap(inode, &first_block);
+ if (ret || !first_block)
goto bad_bmap;
/*
@@ -193,9 +194,11 @@ int generic_swapfile_activate(struct swap_info_struct *sis,
block_in_page++) {
sector_t block;
- block = bmap(inode, probe_block + block_in_page);
- if (block == 0)
+ block = probe_block + block_in_page;
+ ret = bmap(inode, &block);
+ if (ret || !block)
goto bad_bmap;
+
if (block != first_block + block_in_page) {
/* Discontiguity */
probe_block++;