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Diffstat (limited to 'arch/um/drivers/chan_kern.c')
-rw-r--r--arch/um/drivers/chan_kern.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c
index 26a702a06515..37538b4168da 100644
--- a/arch/um/drivers/chan_kern.c
+++ b/arch/um/drivers/chan_kern.c
@@ -33,14 +33,14 @@ static void not_configged_close(int fd, void *data)
"UML\n");
}
-static int not_configged_read(int fd, char *c_out, void *data)
+static int not_configged_read(int fd, u8 *c_out, void *data)
{
printk(KERN_ERR "Using a channel type which is configured out of "
"UML\n");
return -EIO;
}
-static int not_configged_write(int fd, const char *buf, int len, void *data)
+static int not_configged_write(int fd, const u8 *buf, size_t len, void *data)
{
printk(KERN_ERR "Using a channel type which is configured out of "
"UML\n");
@@ -247,8 +247,7 @@ void deactivate_chan(struct chan *chan, int irq)
deactivate_fd(chan->fd, irq);
}
-int write_chan(struct chan *chan, const char *buf, int len,
- int write_irq)
+int write_chan(struct chan *chan, const u8 *buf, size_t len, int write_irq)
{
int n, ret = 0;
@@ -540,7 +539,7 @@ void chan_interrupt(struct line *line, int irq)
struct tty_port *port = &line->port;
struct chan *chan = line->chan_in;
int err;
- char c;
+ u8 c;
if (!chan || !chan->ops->read)
goto out;