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| author | Alan Cox <alan@redhat.com> | 2006-01-09 09:35:28 -0500 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-10 09:45:36 -0800 |
| commit | 49cd619c69d643b30a24029e40eb5364c7a26b2e (patch) | |
| tree | 77d181378b85210b3b32a9b22e3363408ebe786a /drivers/char/moxa.c | |
| parent | 19dbaf6f6f0f3b766df08594446d64747a5cced3 (diff) | |
| download | linux-3.10-49cd619c69d643b30a24029e40eb5364c7a26b2e.tar.gz linux-3.10-49cd619c69d643b30a24029e40eb5364c7a26b2e.tar.bz2 linux-3.10-49cd619c69d643b30a24029e40eb5364c7a26b2e.zip | |
[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>
Diffstat (limited to 'drivers/char/moxa.c')
| -rw-r--r-- | drivers/char/moxa.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/char/moxa.c b/drivers/char/moxa.c index 5e3ef552219..f43c2e04ead 100644 --- a/drivers/char/moxa.c +++ b/drivers/char/moxa.c @@ -1649,6 +1649,8 @@ int MoxaDriverIoctl(unsigned int cmd, unsigned long arg, int port) case MOXA_FIND_BOARD: case MOXA_LOAD_C320B: case MOXA_LOAD_CODE: + if (!capable(CAP_SYS_RAWIO)) + return -EPERM; break; } |