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| author |   Jonathan Liu <net147@gmail.com> | 2013-10-02 10:47:11 +0000 |
|---|---|---|
| committer |   Richard Purdie <richard.purdie@linuxfoundation.org> | 2013-10-04 18:25:05 +0100 |
| commit | 34c74ba45c04efc2dd998545bf7a31d7b06a0ee0 (patch) | |
| tree | 48f790cb89b78e0165ad2acbef0120792d40ba65 /meta | |
| parent | c0a8c5c07e0dd6f0ae302e9a4dcf7973e73e68e1 (diff) | |
| download | openembedded-core-34c74ba45c04efc2dd998545bf7a31d7b06a0ee0.tar.gz | |
boot-directdisk: avoid loop in MBR disk signature generation
Instead of looping until the generated signature is non-zero, just
return 'ffffffff' if it's zero. This avoids an infinite loop if the
generated signature is always zero.
Signed-off-by: Jonathan Liu <net147@gmail.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta')
| -rw-r--r-- | meta/classes/boot-directdisk.bbclass | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/meta/classes/boot-directdisk.bbclass b/meta/classes/boot-directdisk.bbclass index 0f64b44f87..55357283ac 100644 --- a/meta/classes/boot-directdisk.bbclass +++ b/meta/classes/boot-directdisk.bbclass @@ -148,11 +148,12 @@ python do_bootdirectdisk() { def generate_disk_signature(): import uuid - while True: - signature = str(uuid.uuid4())[:8] + signature = str(uuid.uuid4())[:8] - if signature != '00000000': - return signature + if signature != '00000000': + return signature + else: + return 'ffffffff' def validate_disk_signature(d): import re |