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authorJiri Slaby <jslaby@suse.cz>2021-05-05 12:19:04 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-05-13 17:57:16 +0300
commit0f3dcf3b5d76669123bf99fec812b8b0acd60375 (patch)
treeaa14245115dc8f07cf891c5776fd4d8374cccb49 /drivers/net/ppp
parentfc0df90b781145525c8d4ccaeccb6dcb8f810ce7 (diff)
downloadlinux-0f3dcf3b5d76669123bf99fec812b8b0acd60375.tar.xz
tty: make fp of tty_ldisc_ops::receive_buf{,2} const
Char pointer (cp) passed to tty_ldisc_ops::receive_buf{,2} is const. There is no reason for flag pointer (fp) not to be too. So switch it in the definition and all uses. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Cc: William Hubbs <w.d.hubbs@gmail.com> Cc: Chris Brannon <chris@the-brannons.com> Cc: Kirk Reiser <kirk@reisers.ca> Cc: Samuel Thibault <samuel.thibault@ens-lyon.org> Cc: Marcel Holtmann <marcel@holtmann.org> Cc: Johan Hedberg <johan.hedberg@gmail.com> Cc: Luiz Augusto von Dentz <luiz.dentz@gmail.com> Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com> Cc: Arnd Bergmann <arnd@arndb.de> Cc: "David S. Miller" <davem@davemloft.net> Cc: Jakub Kicinski <kuba@kernel.org> Cc: Wolfgang Grandegger <wg@grandegger.com> Cc: Marc Kleine-Budde <mkl@pengutronix.de> Cc: Andreas Koensgen <ajk@comnets.uni-bremen.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Liam Girdwood <lgirdwood@gmail.com> Cc: Mark Brown <broonie@kernel.org> Cc: Jaroslav Kysela <perex@perex.cz> Cc: Takashi Iwai <tiwai@suse.com> Cc: Peter Ujfalusi <peter.ujfalusi@gmail.com> Link: https://lore.kernel.org/r/20210505091928.22010-12-jslaby@suse.cz Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/ppp')
-rw-r--r--drivers/net/ppp/ppp_async.c6
-rw-r--r--drivers/net/ppp/ppp_synctty.c6
2 files changed, 6 insertions, 6 deletions
diff --git a/drivers/net/ppp/ppp_async.c b/drivers/net/ppp/ppp_async.c
index 8b41aa3fb64e..9f08bd19551f 100644
--- a/drivers/net/ppp/ppp_async.c
+++ b/drivers/net/ppp/ppp_async.c
@@ -98,7 +98,7 @@ static int ppp_async_send(struct ppp_channel *chan, struct sk_buff *skb);
static int ppp_async_push(struct asyncppp *ap);
static void ppp_async_flush_output(struct asyncppp *ap);
static void ppp_async_input(struct asyncppp *ap, const unsigned char *buf,
- char *flags, int count);
+ const char *flags, int count);
static int ppp_async_ioctl(struct ppp_channel *chan, unsigned int cmd,
unsigned long arg);
static void ppp_async_process(struct tasklet_struct *t);
@@ -340,7 +340,7 @@ ppp_asynctty_poll(struct tty_struct *tty, struct file *file, poll_table *wait)
/* May sleep, don't call from interrupt level or with interrupts disabled */
static void
ppp_asynctty_receive(struct tty_struct *tty, const unsigned char *buf,
- char *cflags, int count)
+ const char *cflags, int count)
{
struct asyncppp *ap = ap_get(tty);
unsigned long flags;
@@ -829,7 +829,7 @@ process_input_packet(struct asyncppp *ap)
static void
ppp_async_input(struct asyncppp *ap, const unsigned char *buf,
- char *flags, int count)
+ const char *flags, int count)
{
struct sk_buff *skb;
int c, i, j, n, s, f;
diff --git a/drivers/net/ppp/ppp_synctty.c b/drivers/net/ppp/ppp_synctty.c
index 576b6a93bf23..c82c4e6df4cb 100644
--- a/drivers/net/ppp/ppp_synctty.c
+++ b/drivers/net/ppp/ppp_synctty.c
@@ -94,7 +94,7 @@ static void ppp_sync_process(struct tasklet_struct *t);
static int ppp_sync_push(struct syncppp *ap);
static void ppp_sync_flush_output(struct syncppp *ap);
static void ppp_sync_input(struct syncppp *ap, const unsigned char *buf,
- char *flags, int count);
+ const char *flags, int count);
static const struct ppp_channel_ops sync_ops = {
.start_xmit = ppp_sync_send,
@@ -333,7 +333,7 @@ ppp_sync_poll(struct tty_struct *tty, struct file *file, poll_table *wait)
/* May sleep, don't call from interrupt level or with interrupts disabled */
static void
ppp_sync_receive(struct tty_struct *tty, const unsigned char *buf,
- char *cflags, int count)
+ const char *cflags, int count)
{
struct syncppp *ap = sp_get(tty);
unsigned long flags;
@@ -665,7 +665,7 @@ ppp_sync_flush_output(struct syncppp *ap)
*/
static void
ppp_sync_input(struct syncppp *ap, const unsigned char *buf,
- char *flags, int count)
+ const char *flags, int count)
{
struct sk_buff *skb;
unsigned char *p;