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author | Dave Airlie <airlied@redhat.com> | 2017-06-16 06:58:27 +0300 |
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committer | Dave Airlie <airlied@redhat.com> | 2017-06-16 06:58:27 +0300 |
commit | 925344ccc91d7a7fd84cab2dece1c34bbd86fd8c (patch) | |
tree | bd4110dc5a3b70a5674b9d6d5340cc1889f5d6e8 /drivers/net/hamradio/hdlcdrv.c | |
parent | a6821698918a579e7219d706092e83f367f01ba2 (diff) | |
parent | 32c1431eea4881a6b17bd7c639315010aeefa452 (diff) | |
download | linux-925344ccc91d7a7fd84cab2dece1c34bbd86fd8c.tar.xz |
BackMerge tag 'v4.12-rc5' into drm-next
Linux 4.12-rc5 for nouveau fixes
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; |