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| author | David Howells <dhowells@redhat.com> | 2014-07-29 17:53:23 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-07-29 10:14:36 -0700 |
| commit | 0ef135152353d323daa1fef2db94a23e9ae31fb6 (patch) | |
| tree | 99d09dd2ba32cb98c20e14f5c7d0e8f81f7d92dc /fs/afs | |
| parent | 1aab4d772ece470135bee47529d3f7c6d68609fa (diff) | |
| download | lwn-0ef135152353d323daa1fef2db94a23e9ae31fb6.tar.gz lwn-0ef135152353d323daa1fef2db94a23e9ae31fb6.zip | |
AFS: Correctly assemble the client UUID
Correctly assemble the client UUID by OR'ing in the flags rather than
assigning them over the other components.
Reported-by: Himangi Saraogi <himangi774@gmail.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/afs')
| -rw-r--r-- | fs/afs/main.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/afs/main.c b/fs/afs/main.c index 42dd2e499ed8..35de0c04729f 100644 --- a/fs/afs/main.c +++ b/fs/afs/main.c @@ -55,13 +55,13 @@ static int __init afs_get_client_UUID(void) afs_uuid.time_low = uuidtime; afs_uuid.time_mid = uuidtime >> 32; afs_uuid.time_hi_and_version = (uuidtime >> 48) & AFS_UUID_TIMEHI_MASK; - afs_uuid.time_hi_and_version = AFS_UUID_VERSION_TIME; + afs_uuid.time_hi_and_version |= AFS_UUID_VERSION_TIME; get_random_bytes(&clockseq, 2); afs_uuid.clock_seq_low = clockseq; afs_uuid.clock_seq_hi_and_reserved = (clockseq >> 8) & AFS_UUID_CLOCKHI_MASK; - afs_uuid.clock_seq_hi_and_reserved = AFS_UUID_VARIANT_STD; + afs_uuid.clock_seq_hi_and_reserved |= AFS_UUID_VARIANT_STD; _debug("AFS UUID: %08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x", afs_uuid.time_low, |