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authorJiri Slaby (SUSE) <jirislaby@kernel.org>2023-11-21 12:22:54 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-11-25 10:23:18 +0300
commitab58841ab9fca536e5579312d7b46cbc4822e29c (patch)
treec512e218b4120fb5b7a58763d2cad54373d05ac3 /arch/alpha
parent2bf93a48ccaace03e29b87cc92e369cade23d15a (diff)
downloadlinux-ab58841ab9fca536e5579312d7b46cbc4822e29c.tar.xz
tty: srmcons: use 'buf' directly in srmcons_do_write()
There is no need to have a separate iterator ('cur') through 'buf' in srmcons_do_write(). 'buf' can be used directly which simplifies the code a bit. Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> Cc: Richard Henderson <richard.henderson@linaro.org> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: Matt Turner <mattst88@gmail.com> Cc: linux-alpha@vger.kernel.org Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Link: https://lore.kernel.org/r/20231121092258.9334-14-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/alpha')
-rw-r--r--arch/alpha/kernel/srmcons.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/arch/alpha/kernel/srmcons.c b/arch/alpha/kernel/srmcons.c
index d6139dbae4ac..b68c5af083cd 100644
--- a/arch/alpha/kernel/srmcons.c
+++ b/arch/alpha/kernel/srmcons.c
@@ -94,24 +94,23 @@ srmcons_do_write(struct tty_port *port, const char *buf, int count)
static char str_cr[1] = "\r";
long c, remaining = count;
srmcons_result result;
- char *cur;
int need_cr;
- for (cur = (char *)buf; remaining > 0; ) {
+ while (remaining > 0) {
need_cr = 0;
/*
* Break it up into reasonable size chunks to allow a chance
* for input to get in
*/
for (c = 0; c < min_t(long, 128L, remaining) && !need_cr; c++)
- if (cur[c] == '\n')
+ if (buf[c] == '\n')
need_cr = 1;
while (c > 0) {
- result.as_long = callback_puts(0, cur, c);
+ result.as_long = callback_puts(0, buf, c);
c -= result.bits.c;
remaining -= result.bits.c;
- cur += result.bits.c;
+ buf += result.bits.c;
/*
* Check for pending input iff a tty port was provided