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serial: kgdb_nmi: remove redundant initialization of variable c

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The variable c is being initialized with a value that is never
read, it is being updated later on. The assignment is redundant and
can be removed.

Reviewed-by: Jiri Slaby <jirislaby@kernel.org>
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Addresses-Coverity: ("Unused value")
Link: https://lore.kernel.org/r/20210513230224.138859-1-colin.king@canonical.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Colin Ian King 2021-05-14 00:02:24 +01:00 committed by Greg Kroah-Hartman
parent 064b6e47b2
commit 1e49b0954c
1 changed files with 1 additions and 1 deletions
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2
drivers/tty/serial/kgdb_nmi.c
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@ -115,7 +115,7 @@ static void kgdb_tty_recv(int ch)
static int kgdb_nmi_poll_one_knock(void)
{
static int n;
int c = -1;
int c;
const char *magic = kgdb_nmi_magic;
size_t m = strlen(magic);
bool printch = false;