flock: Don't assume device maj/min numbers are byte long
flock: Don't assume device maj/min numbers are byte long

Igor reported the following file lock

 | (00.003139) lockinfo: 4:POSIX ADVISORY WRITE 46567 b6:5f0b1:524702 0 EOF
 | (00.003154) lockinfo: 5:POSIX ADVISORY WRITE 46559 b6:5f0b1:524661 0 EOF
 | (00.003172) lockinfo: 6:POSIX ADVISORY WRITE 46543 b6:5f0b1:524326 0 0
 | (00.003188) lockinfo: 7:POSIX ADVISORY WRITE 46543 b6:5f0b1:524367 0 EOF

where device maj number is pretty big and parsing failed.
Fix it removing field width.

Reported-by: Igor Sukhih <78b6854e22ab09d4ae3dac29b92052963103b33e@parallels.com>
Signed-off-by: Cyrill Gorcunov <7a1ea01eee6961eb1e372e3508c2670446d086f4@openvz.org>
Signed-off-by: Pavel Emelyanov <c9a32589e048e044184536f7ac71ef92fe82df3e@parallels.com>

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