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tty: n_gsm, remove duplicates of parameters

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dp, f, and i are only duplicates of gsmld_receive_buf's parameters. Use
the parameters directly (cp, fp, and count) and delete these local
variables.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210302062214.29627-41-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2021-03-02 07:22:11 +01:00 committed by Greg Kroah-Hartman
parent 9d7fd54f2a
commit b93db97e1c
1 changed files with 5 additions and 8 deletions
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13
drivers/tty/n_gsm.c
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@ -2416,27 +2416,24 @@ static void gsmld_receive_buf(struct tty_struct *tty, const unsigned char *cp,
char *fp, int count)
{
struct gsm_mux *gsm = tty->disc_data;
const unsigned char *dp;
char *f;
int i;
char flags = TTY_NORMAL;
if (debug & 4)
print_hex_dump_bytes("gsmld_receive: ", DUMP_PREFIX_OFFSET,
cp, count);
for (i = count, dp = cp, f = fp; i; i--, dp++) {
if (f)
flags = *f++;
for (; count; count--, cp++) {
if (fp)
flags = *fp++;
switch (flags) {
case TTY_NORMAL:
gsm->receive(gsm, *dp);
gsm->receive(gsm, *cp);
break;
case TTY_OVERRUN:
case TTY_BREAK:
case TTY_PARITY:
case TTY_FRAME:
gsm_error(gsm, *dp, flags);
gsm_error(gsm, *cp, flags);
break;
default:
WARN_ONCE(1, "%s: unknown flag %d\n",