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Commit 7804000d authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "lkdtm: Correct the size value for WRITE_KERN"

parents c1e7660c 15db0b2d

drivers/misc/lkdtm/perms.c

+6 −1
Original line number Diff line number Diff line
@@ -113,7 +113,12 @@ void lkdtm_WRITE_KERN(void) 
	size_t size;

	volatile unsigned char *ptr;



	size = (unsigned long)do_overwritten - (unsigned long)do_nothing;

	if ((unsigned long)do_overwritten < (unsigned long)do_nothing)

		size = (unsigned long)do_nothing -

			(unsigned long)do_overwritten;

	else

		size = (unsigned long)do_overwritten -

			(unsigned long)do_nothing;

	ptr = (unsigned char *)do_overwritten;



	pr_info("attempting bad %zu byte write at %px\n", size, ptr);