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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-09-04 09:22:54 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-09-04 09:22:54 -0700 |
commit | a6cbfa1e6d38c4b3ab0ce7e3aea4bb4e744f24b8 (patch) | |
tree | 8960e571a398b5d32e72bdb9c89ce965daa870ab /drivers/net/hamradio/hdlcdrv.c | |
parent | f5308d1b83eba20e69df5e0926ba7257c8dd9074 (diff) | |
parent | 08d6ac9ee5fedd82040bc878705981b67a116a3f (diff) |
Merge branch 'next' into for-linus
Prepare input updates for 4.14 merge window.
Diffstat (limited to 'drivers/net/hamradio/hdlcdrv.c')
-rw-r--r-- | drivers/net/hamradio/hdlcdrv.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/hamradio/hdlcdrv.c b/drivers/net/hamradio/hdlcdrv.c index 8c3633c1d078..97e3bc60c3e7 100644 --- a/drivers/net/hamradio/hdlcdrv.c +++ b/drivers/net/hamradio/hdlcdrv.c @@ -576,6 +576,8 @@ static int hdlcdrv_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) case HDLCDRVCTL_CALIBRATE: if(!capable(CAP_SYS_RAWIO)) return -EPERM; + if (s->par.bitrate <= 0) + return -EINVAL; if (bi.data.calibrate > INT_MAX / s->par.bitrate) return -EINVAL; s->hdlctx.calibrate = bi.data.calibrate * s->par.bitrate / 16; |