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| author | James Morris <james.l.morris@oracle.com> | 2014-11-19 21:32:12 +1100 |
|---|---|---|
| committer | James Morris <james.l.morris@oracle.com> | 2014-11-19 21:32:12 +1100 |
| commit | b10778a00d40b3d9fdaaf5891e802794781ff71c (patch) | |
| tree | 6ba4cbac86eecedc3f30650e7f764ecf00c83898 /drivers/mfd/aat2870-core.c | |
| parent | 594081ee7145cc30a3977cb4e218f81213b63dc5 (diff) | |
| parent | bfe01a5ba2490f299e1d2d5508cbbbadd897bbe9 (diff) | |
Merge commit 'v3.17' into next
Diffstat (limited to 'drivers/mfd/aat2870-core.c')
| -rw-r--r-- | drivers/mfd/aat2870-core.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/mfd/aat2870-core.c b/drivers/mfd/aat2870-core.c index 14d9542a4eed..4e6e03d63e12 100644 --- a/drivers/mfd/aat2870-core.c +++ b/drivers/mfd/aat2870-core.c @@ -303,7 +303,10 @@ static ssize_t aat2870_reg_write_file(struct file *file, while (*start == ' ') start++; - addr = simple_strtoul(start, &start, 16); + ret = kstrtoul(start, 16, &addr); + if (ret) + return ret; + if (addr >= AAT2870_REG_NUM) { dev_err(aat2870->dev, "Invalid address, 0x%lx\n", addr); return -EINVAL; |