From mboxrd@z Thu Jan 1 00:00:00 1970 From: Magnus Damm Date: Thu, 13 Nov 2008 06:28:21 +0000 Subject: [PATCH] i2c: fix i2c-sh_mobile rx underrun Message-Id: <20081113062821.4993.30076.sendpatchset@rx1.opensource.se> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-sh@vger.kernel.org From: Magnus Damm Fix receive path underrun in i2c-sh_mobile driver. Signed-off-by: Magnus Damm --- Paul, can you include this with your other SuperH changes for 2.6.28? drivers/i2c/busses/i2c-sh_mobile.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- 0001/drivers/i2c/busses/i2c-sh_mobile.c +++ work/drivers/i2c/busses/i2c-sh_mobile.c 2008-11-11 19:22:49.000000000 +0900 @@ -318,7 +318,8 @@ static int sh_mobile_i2c_isr_rx(struct s } 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++;