diff options
| author | Kevin Hilman <khilman@linaro.org> | 2015-06-11 14:37:45 -0700 |
|---|---|---|
| committer | Kevin Hilman <khilman@linaro.org> | 2015-06-11 14:37:45 -0700 |
| commit | ecdf94da6f91310d08081e05db78a6c997b44e4b (patch) | |
| tree | 0528ddc7e2b34046b3bd98dedf89ca7fee40c1ae /drivers/usb/chipidea/debug.c | |
| parent | e28f23d8aaf3c3455edcdf646d910757051a07e3 (diff) | |
| parent | c65b99f046843d2455aa231747b5a07a999a9f3d (diff) | |
Merge tag 'v4.1-rc6' into next/dt
Linux 4.1-rc6
Conflicts:
arch/arm/boot/dts/zynq-7000.dtsi
Resolution summary:
Mainline had an earlier version of the commit, resolve in favor of the
newer patch in next/dt branch.
Diffstat (limited to 'drivers/usb/chipidea/debug.c')
| -rw-r--r-- | drivers/usb/chipidea/debug.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/usb/chipidea/debug.c b/drivers/usb/chipidea/debug.c index dfb05edcdb96..5b7061a33103 100644 --- a/drivers/usb/chipidea/debug.c +++ b/drivers/usb/chipidea/debug.c @@ -88,9 +88,13 @@ static ssize_t ci_port_test_write(struct file *file, const char __user *ubuf, char buf[32]; int ret; - if (copy_from_user(buf, ubuf, min_t(size_t, sizeof(buf) - 1, count))) + count = min_t(size_t, sizeof(buf) - 1, count); + if (copy_from_user(buf, ubuf, count)) return -EFAULT; + /* sscanf requires a zero terminated string */ + buf[count] = '\0'; + if (sscanf(buf, "%u", &mode) != 1) return -EINVAL; |