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authorDan Carpenter <dan.carpenter@oracle.com>2015-07-29 13:17:06 +0300
committerStephen Boyd <sboyd@codeaurora.org>2015-07-29 11:25:23 -0700
commit3294bee87091be5f179474f6c39d1d87769635e2 (patch)
tree4d2cdb345ce30074c25a6cc0c1f6b019535e880d /drivers/clk/versatile
parente323d56eb06b266b77c2b430cb5f1977ba549e03 (diff)
downloadlinux-3294bee87091be5f179474f6c39d1d87769635e2.tar.bz2
clk: versatile: off by one in clk_sp810_timerclken_of_get()
The ">" should be ">=" or we end up reading beyond the end of the array. Fixes: 6e973d2c4385 ('clk: vexpress: Add separate SP810 driver') Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Pawel Moll <pawel.moll@arm.com> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Diffstat (limited to 'drivers/clk/versatile')
-rw-r--r--drivers/clk/versatile/clk-sp810.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/clk/versatile/clk-sp810.c b/drivers/clk/versatile/clk-sp810.c
index 64b0129a0216..7fbe4d4bf35e 100644
--- a/drivers/clk/versatile/clk-sp810.c
+++ b/drivers/clk/versatile/clk-sp810.c
@@ -129,8 +129,8 @@ static struct clk *clk_sp810_timerclken_of_get(struct of_phandle_args *clkspec,
{
struct clk_sp810 *sp810 = data;
- if (WARN_ON(clkspec->args_count != 1 || clkspec->args[0] >
- ARRAY_SIZE(sp810->timerclken)))
+ if (WARN_ON(clkspec->args_count != 1 ||
+ clkspec->args[0] >= ARRAY_SIZE(sp810->timerclken)))
return NULL;
return sp810->timerclken[clkspec->args[0]].clk;