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Commit d5641c64 authored by Chengguang Xu's avatar Chengguang Xu Committed by Rafael J. Wysocki
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PM / hibernate: cast PAGE_SIZE to int when comparing with error code 



If PAGE_SIZE is unsigned type then negative error code will be
larger than PAGE_SIZE.

Signed-off-by: default avatarChengguang Xu <cgxu519@gmx.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 021c9179

kernel/power/swap.c

+2 −2
Original line number Diff line number Diff line
@@ -923,7 +923,7 @@ int swsusp_write(unsigned int flags) 
	}

	memset(&snapshot, 0, sizeof(struct snapshot_handle));

	error = snapshot_read_next(&snapshot);

	if (error < PAGE_SIZE) {

	if (error < (int)PAGE_SIZE) {

		if (error >= 0)

			error = -EFAULT;
@@ -1483,7 +1483,7 @@ int swsusp_read(unsigned int *flags_p) 


	memset(&snapshot, 0, sizeof(struct snapshot_handle));

	error = snapshot_write_next(&snapshot);

	if (error < PAGE_SIZE)

	if (error < (int)PAGE_SIZE)

		return error < 0 ? error : -EFAULT;

	header = (struct swsusp_info *)data_of(snapshot);

	error = get_swap_reader(&handle, flags_p);