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[PATCH] moxa serial: add proper capability check
This requires the proper capabilities for the moxa bios update ioctl's. Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -1649,6 +1649,8 @@ int MoxaDriverIoctl(unsigned int cmd, unsigned long arg, int port)
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case MOXA_FIND_BOARD:
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case MOXA_LOAD_C320B:
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case MOXA_LOAD_CODE:
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if (!capable(CAP_SYS_RAWIO))
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return -EPERM;
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break;
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}
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