diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2021-08-19 18:09:18 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-08-19 18:09:18 -0700 |
| commit | f444fea7896dbc267249d27f604082a51b8efca2 (patch) | |
| tree | d72e809d28ff7a1cb02f648c858d106de1be859d /drivers/i2c/i2c-dev.c | |
| parent | 9e5f10fe577be7974c721c0c2050fa6c967d4565 (diff) | |
| parent | f87d64319e6f980c82acfc9b95ed523d053fb7ac (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
drivers/ptp/Kconfig:
55c8fca1dae1 ("ptp_pch: Restore dependency on PCI")
e5f31552674e ("ethernet: fix PTP_1588_CLOCK dependencies")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/i2c/i2c-dev.c')
| -rw-r--r-- | drivers/i2c/i2c-dev.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c index cb64fe649390..77f576e51652 100644 --- a/drivers/i2c/i2c-dev.c +++ b/drivers/i2c/i2c-dev.c @@ -141,7 +141,7 @@ static ssize_t i2cdev_read(struct file *file, char __user *buf, size_t count, if (count > 8192) count = 8192; - tmp = kmalloc(count, GFP_KERNEL); + tmp = kzalloc(count, GFP_KERNEL); if (tmp == NULL) return -ENOMEM; @@ -150,7 +150,8 @@ static ssize_t i2cdev_read(struct file *file, char __user *buf, size_t count, ret = i2c_master_recv(client, tmp, count); if (ret >= 0) - ret = copy_to_user(buf, tmp, count) ? -EFAULT : ret; + if (copy_to_user(buf, tmp, ret)) + ret = -EFAULT; kfree(tmp); return ret; } |