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-rw-r--r--drivers/i2c/i2c-dev.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c
index b7f9fb00f695..08aff5ebc99a 100644
--- a/drivers/i2c/i2c-dev.c
+++ b/drivers/i2c/i2c-dev.c
@@ -297,7 +297,7 @@ static noinline int i2cdev_ioctl_rdwr(struct i2c_client *client,
*/
if (rdwr_pa[i].flags & I2C_M_RECV_LEN) {
if (!(rdwr_pa[i].flags & I2C_M_RD) ||
- rdwr_pa[i].buf[0] < 1 ||
+ rdwr_pa[i].len < 1 || rdwr_pa[i].buf[0] < 1 ||
rdwr_pa[i].len < rdwr_pa[i].buf[0] +
I2C_SMBUS_BLOCK_MAX) {
i++;