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Commit f4b626d6 authored by Kees Cook's avatar Kees Cook
Browse files

LoadPin: Report friendly block device name 



Instead of only reporting major/minor, include the actual block device
name, at least as seen by the kernel.

Signed-off-by: default avatarKees Cook <keescook@chromium.org>
parent 57361846

security/loadpin/loadpin.c

+4 −1
Original line number Diff line number Diff line
@@ -84,8 +84,11 @@ static void check_pinning_enforcement(struct super_block *mnt_sb) 
	 * device, allow sysctl to change modes for testing.

	 */

	if (mnt_sb->s_bdev) {

		char bdev[BDEVNAME_SIZE];



		ro = bdev_read_only(mnt_sb->s_bdev);

		pr_info("dev(%u,%u): %s\n",

		bdevname(mnt_sb->s_bdev, bdev);

		pr_info("%s (%u:%u): %s\n", bdev,

			MAJOR(mnt_sb->s_bdev->bd_dev),

			MINOR(mnt_sb->s_bdev->bd_dev),

			ro ? "read-only" : "writable");