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Fix off by one when checking "/dev/mapper/" path #1007

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merged 1 commit into from
Apr 14, 2020

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disconnect3d
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This PR fixes an off by one in strncmp(dev->bid_name, "/dev/mapper/", 11) check. The "/dev/mapper/" string literal has a length of 12 and without this fix paths like "/dev/mapperSOMETHING" would also be accepted.

This PR fixes an off by one in `strncmp(dev->bid_name, "/dev/mapper/", 11)` check. The `"/dev/mapper/"` string literal has a length of 12 and without this fix paths like `"/dev/mapperSOMETHING"` would also be accepted.
@karelzak karelzak merged commit d3c08f4 into util-linux:master Apr 14, 2020
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Thanks!

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