diff options
| author |   Hangyu Hua <hbh25y@gmail.com> | 2022-05-18 14:25:37 +0800 |
|---|---|---|
| committer |   Stephen Boyd <sboyd@kernel.org> | 2022-05-18 13:34:03 -0700 |
| commit | bea0b66efa654aee810d0f1791e8f3264bbc2eb9 (patch) | |
| tree | cba861b489ed5d037157c0a85d277b0a1d7519df /drivers/clk | |
| parent | clk: ux500: Implement the missing CLKOUT clocks (diff) | |
| download | wireguard-linux-bea0b66efa654aee810d0f1791e8f3264bbc2eb9.tar.xz wireguard-linux-bea0b66efa654aee810d0f1791e8f3264bbc2eb9.zip | |
clk: ux500: fix a possible off-by-one in u8500_prcc_reset_base()
Off-by-one will happen when index == ARRAY_SIZE(ur->base).
Fixes: b14cbdfd467d ("clk: ux500: Add driver for the reset portions of PRCC")
Signed-off-by: Hangyu Hua <hbh25y@gmail.com>
Link: https://lore.kernel.org/r/20220518062537.17933-1-hbh25y@gmail.com
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk')
| -rw-r--r-- | drivers/clk/ux500/reset-prcc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/clk/ux500/reset-prcc.c b/drivers/clk/ux500/reset-prcc.c index fcd5d042806a..f7e48941fbc7 100644 --- a/drivers/clk/ux500/reset-prcc.c +++ b/drivers/clk/ux500/reset-prcc.c @@ -58,7 +58,7 @@ static void __iomem *u8500_prcc_reset_base(struct u8500_prcc_reset *ur, prcc_num = id / PRCC_PERIPHS_PER_CLUSTER; index = prcc_num_to_index(prcc_num); - if (index > ARRAY_SIZE(ur->base)) + if (index >= ARRAY_SIZE(ur->base)) return NULL; return ur->base[index]; |