Commit 51b0817b authored Jun 07, 2017 by Jason A. Donenfeld Committed by Theodore Ts'o Jun 19, 2017

cifs: use get_random_u32 for 32-bit lock random



Using get_random_u32 here is faster, more fitting of the use case, and
just as cryptographically secure. It also has the benefit of providing
better randomness at early boot, which is sometimes when this is used.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Cc: Steve French <sfrench@samba.org>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>

parent da9ba564

fs/cifs/cifsfs.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1359,7 +1359,7 @@ init_cifs(void)
		spin_lock_init(&cifs_tcp_ses_lock);
		spin_lock_init(&GlobalMid_Lock);

		get_random_bytes(&cifs_lock_secret, sizeof(cifs_lock_secret));
		cifs_lock_secret = get_random_u32();

		if (cifs_max_pending < 2) {
		cifs_max_pending = 2;