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Subject[patch 22/60] drivers/serial/mpc52xx_uart.c: fix array overindexing check
-stable review patch.  If anyone has any objections, please let us know.

------------------
From: Roel Kluin <roel.kluin@gmail.com>

commit b898f4f869da5b9d41f297fff87aca4cd42d80b3 upstream.

The check for an overindexing of mpc52xx_uart_{ports,nodes} has an
off-by-one.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Acked-by: Wolfram Sang <w.sang@pengutronix.de>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
drivers/serial/mpc52xx_uart.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/serial/mpc52xx_uart.c
+++ b/drivers/serial/mpc52xx_uart.c
@@ -1000,7 +1000,7 @@ mpc52xx_console_setup(struct console *co
pr_debug("mpc52xx_console_setup co=%p, co->index=%i, options=%s\n",
co, co->index, options);

- if ((co->index < 0) || (co->index > MPC52xx_PSC_MAXNUM)) {
+ if ((co->index < 0) || (co->index >= MPC52xx_PSC_MAXNUM)) {
pr_debug("PSC%x out of range\n", co->index);
return -EINVAL;
}



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