diff options
| author | Magnus Damm | 2008-11-13 15:28:21 +0900 |
|---|---|---|
| committer | Paul Mundt | 2008-11-13 15:37:07 +0900 |
| commit | bff4056c8b868a4311d5ebd6cbbf09a2c10f4551 (patch) | |
| tree | a6ee2db33682deb761aae97a98a5983116151bc7 /drivers | |
| parent | 185aed75570fb4f78ef283dfa26cd9da5fa06a91 (diff) | |
i2c: fix i2c-sh_mobile rx underrun
Fix receive path underrun in i2c-sh_mobile driver.
Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/i2c/busses/i2c-sh_mobile.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/i2c/busses/i2c-sh_mobile.c b/drivers/i2c/busses/i2c-sh_mobile.c index 640cbb237328..3384a717fec0 100644 --- a/drivers/i2c/busses/i2c-sh_mobile.c +++ b/drivers/i2c/busses/i2c-sh_mobile.c @@ -318,7 +318,8 @@ static int sh_mobile_i2c_isr_rx(struct sh_mobile_i2c_data *pd) } else data = i2c_op(pd, OP_RX, 0); - pd->msg->buf[real_pos] = data; + if (real_pos >= 0) + pd->msg->buf[real_pos] = data; } while (0); pd->pos++; |