diff options
Diffstat (limited to 'commands/i2c.c')
| -rw-r--r-- | commands/i2c.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/commands/i2c.c b/commands/i2c.c index 53f36dfaab..997d49a949 100644 --- a/commands/i2c.c +++ b/commands/i2c.c @@ -16,10 +16,12 @@ static void i2c_probe_range(struct i2c_adapter *adapter, int startaddr, int stop printf("probing i2c%d range 0x%02x-0x%02x: ", adapter->nr, startaddr, stopaddr); for (addr = startaddr; addr <= stopaddr && !ctrlc(); addr++) { + u8 buf[1]; struct i2c_msg msg = { .addr = addr, - .buf = NULL, - .len = 0, + .buf = buf, + .len = sizeof(buf), + .flags = I2C_M_RD, }; int ret = i2c_transfer(adapter, &msg, 1); if (ret == 1) |