a140997b828026bb1c7a1e7d4ce7dad80a2fa619
[openwrt.git] / target / linux / ipq806x / patches / 0062-i2c-qup-off-by-ones-in-qup_i2c_probe.patch
1 From aa50d1b0d81e4a9509f15894ec64013aa5190b59 Mon Sep 17 00:00:00 2001
2 From: Dan Carpenter <dan.carpenter@oracle.com>
3 Date: Thu, 3 Apr 2014 10:22:54 +0300
4 Subject: [PATCH 062/182] i2c: qup: off by ones in qup_i2c_probe()
5
6 These should ">= ARRAY_SIZE()" instead of "> ARRAY_SIZE()".
7
8 Fixes: 10c5a8425968 ('i2c: qup: New bus driver for the Qualcomm QUP I2C controller')
9 Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
10 Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
11 ---
12  drivers/i2c/busses/i2c-qup.c |    4 ++--
13  1 file changed, 2 insertions(+), 2 deletions(-)
14
15 diff --git a/drivers/i2c/busses/i2c-qup.c b/drivers/i2c/busses/i2c-qup.c
16 index c9d5f78..ee40980 100644
17 --- a/drivers/i2c/busses/i2c-qup.c
18 +++ b/drivers/i2c/busses/i2c-qup.c
19 @@ -633,12 +633,12 @@ static int qup_i2c_probe(struct platform_device *pdev)
20          * associated with each byte written/received
21          */
22         size = QUP_OUTPUT_BLOCK_SIZE(io_mode);
23 -       if (size > ARRAY_SIZE(blk_sizes))
24 +       if (size >= ARRAY_SIZE(blk_sizes))
25                 return -EIO;
26         qup->out_blk_sz = blk_sizes[size] / 2;
27  
28         size = QUP_INPUT_BLOCK_SIZE(io_mode);
29 -       if (size > ARRAY_SIZE(blk_sizes))
30 +       if (size >= ARRAY_SIZE(blk_sizes))
31                 return -EIO;
32         qup->in_blk_sz = blk_sizes[size] / 2;
33  
34 -- 
35 1.7.10.4
36