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| author | Radim Krčmář <rkrcmar@redhat.com> | 2016-11-16 22:07:36 +0100 |
|---|---|---|
| committer | Radim Krčmář <rkrcmar@redhat.com> | 2016-11-16 22:07:36 +0100 |
| commit | 813ae37e6aed72cc457094b6066aa38efd66c9e9 (patch) | |
| tree | 8eb38e60d52feb2bb0cd022a434e80de53914719 /drivers/usb/serial/cp210x.c | |
| parent | 6314a17fec5cab4784a5cbb75e816b15e3d22e3e (diff) | |
| parent | 47bdf3378d62a627cfb8a54e1180c08d67078b61 (diff) | |
| download | op-kernel-dev-813ae37e6aed72cc457094b6066aa38efd66c9e9.zip op-kernel-dev-813ae37e6aed72cc457094b6066aa38efd66c9e9.tar.gz | |
Merge branch 'x86/cpufeature' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip into kvm/next
Topic branch for AVX512_4VNNIW and AVX512_4FMAPS support in KVM.
Diffstat (limited to 'drivers/usb/serial/cp210x.c')
| -rw-r--r-- | drivers/usb/serial/cp210x.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index 54a4de0..f61477b 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -1077,7 +1077,9 @@ static int cp210x_tiocmget(struct tty_struct *tty) u8 control; int result; - cp210x_read_u8_reg(port, CP210X_GET_MDMSTS, &control); + result = cp210x_read_u8_reg(port, CP210X_GET_MDMSTS, &control); + if (result) + return result; result = ((control & CONTROL_DTR) ? TIOCM_DTR : 0) |((control & CONTROL_RTS) ? TIOCM_RTS : 0) |
