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authorJason A. Donenfeld <Jason@zx2c4.com>2017-06-07 20:42:50 -0400
committerTheodore Ts'o <tytso@mit.edu>2017-06-19 22:06:28 -0400
commit51b0817b0d23d51223575eff14629b3602a93cd4 (patch)
treeff0b22a01ed295f1300e810d0aa915be563319a5 /fs
parentda9ba564bd683374b8d319756f312821b8265b06 (diff)
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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>
Diffstat (limited to 'fs')
-rw-r--r--fs/cifs/cifsfs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 9a1667e0e8d6..fe0c8dcc7dc7 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -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;