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-rw-r--r--kernel/power/swap.c26
1 files changed, 14 insertions, 12 deletions
diff --git a/kernel/power/swap.c b/kernel/power/swap.c
index 044b8e0c102..f1dd146bd64 100644
--- a/kernel/power/swap.c
+++ b/kernel/power/swap.c
@@ -263,7 +263,6 @@ int swsusp_write(void)
struct swap_map_handle handle;
struct snapshot_handle snapshot;
struct swsusp_info *header;
- unsigned long start;
int error;
if ((error = swsusp_swap_check())) {
@@ -281,16 +280,17 @@ int swsusp_write(void)
}
error = get_swap_writer(&handle);
if (!error) {
- start = handle.cur_swap;
+ unsigned long start = handle.cur_swap;
error = swap_write_page(&handle, header);
- }
- if (!error)
- error = save_image(&handle, &snapshot, header->pages - 1);
- if (!error) {
- flush_swap_writer(&handle);
- printk("S");
- error = mark_swapfiles(swp_entry(root_swap, start));
- printk("|\n");
+ if (!error)
+ error = save_image(&handle, &snapshot,
+ header->pages - 1);
+ if (!error) {
+ flush_swap_writer(&handle);
+ printk("S");
+ error = mark_swapfiles(swp_entry(root_swap, start));
+ printk("|\n");
+ }
}
if (error)
free_all_swap_pages(root_swap, handle.bitmap);
@@ -311,8 +311,10 @@ static atomic_t io_done = ATOMIC_INIT(0);
static int end_io(struct bio *bio, unsigned int num, int err)
{
- if (!test_bit(BIO_UPTODATE, &bio->bi_flags))
- panic("I/O error reading memory image");
+ if (!test_bit(BIO_UPTODATE, &bio->bi_flags)) {
+ printk(KERN_ERR "I/O error reading swsusp image.\n");
+ return -EIO;
+ }
atomic_set(&io_done, 0);
return 0;
}