summaryrefslogtreecommitdiffstats
path: root/drivers/net/hamradio
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/hamradio')
-rw-r--r--drivers/net/hamradio/6pack.c8
-rw-r--r--drivers/net/hamradio/mkiss.c11
2 files changed, 12 insertions, 7 deletions
diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c
index 3e5d0b6b6516..992089639ea4 100644
--- a/drivers/net/hamradio/6pack.c
+++ b/drivers/net/hamradio/6pack.c
@@ -456,7 +456,7 @@ out:
* a block of 6pack data has been received, which can now be decapsulated
* and sent on to some IP layer for further processing.
*/
-static void sixpack_receive_buf(struct tty_struct *tty,
+static unsigned int sixpack_receive_buf(struct tty_struct *tty,
const unsigned char *cp, char *fp, int count)
{
struct sixpack *sp;
@@ -464,11 +464,11 @@ static void sixpack_receive_buf(struct tty_struct *tty,
int count1;
if (!count)
- return;
+ return 0;
sp = sp_get(tty);
if (!sp)
- return;
+ return -ENODEV;
memcpy(buf, cp, count < sizeof(buf) ? count : sizeof(buf));
@@ -487,6 +487,8 @@ static void sixpack_receive_buf(struct tty_struct *tty,
sp_put(sp);
tty_unthrottle(tty);
+
+ return count1;
}
/*
diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c
index 4c628393c8b1..0e4f23531140 100644
--- a/drivers/net/hamradio/mkiss.c
+++ b/drivers/net/hamradio/mkiss.c
@@ -923,13 +923,14 @@ static long mkiss_compat_ioctl(struct tty_struct *tty, struct file *file,
* a block of data has been received, which can now be decapsulated
* and sent on to the AX.25 layer for further processing.
*/
-static void mkiss_receive_buf(struct tty_struct *tty, const unsigned char *cp,
- char *fp, int count)
+static unsigned int mkiss_receive_buf(struct tty_struct *tty,
+ const unsigned char *cp, char *fp, int count)
{
struct mkiss *ax = mkiss_get(tty);
+ int bytes = count;
if (!ax)
- return;
+ return -ENODEV;
/*
* Argh! mtu change time! - costs us the packet part received
@@ -939,7 +940,7 @@ static void mkiss_receive_buf(struct tty_struct *tty, const unsigned char *cp,
ax_changedmtu(ax);
/* Read the characters out of the buffer */
- while (count--) {
+ while (bytes--) {
if (fp != NULL && *fp++) {
if (!test_and_set_bit(AXF_ERROR, &ax->flags))
ax->dev->stats.rx_errors++;
@@ -952,6 +953,8 @@ static void mkiss_receive_buf(struct tty_struct *tty, const unsigned char *cp,
mkiss_put(ax);
tty_unthrottle(tty);
+
+ return count;
}
/*