From: Paul Mundt Date: Mon, 28 Apr 2008 09:11:57 +0000 (-0700) Subject: rtc: rtc-rs5c372: fix up NULL name in transfer error path X-Git-Tag: v2.6.26-rc1~1014 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e2bfe3424b368e977002fc58f81536d5d8ea9449;p=linux-2.6 rtc: rtc-rs5c372: fix up NULL name in transfer error path rs5c_get_regs() currently uses rs5c->rtc->name for its debug printk when i2c_transfer() fails, though it is used several times before the rtc dev has been registered. The earliest we can get at the symbolic name is via the i2c client's struct device, which can be handled by moving the first rs5c_get_regs() until after the client pointer is assigned. Signed-off-by: Paul Mundt Cc: David Brownell Cc: Alessandro Zummo Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/drivers/rtc/rtc-rs5c372.c b/drivers/rtc/rtc-rs5c372.c index 6b67b50979..67d8768c1b 100644 --- a/drivers/rtc/rtc-rs5c372.c +++ b/drivers/rtc/rtc-rs5c372.c @@ -99,7 +99,7 @@ static int rs5c_get_regs(struct rs5c372 *rs5c) * least 80219 chips; this works around that bug. */ if ((i2c_transfer(client->adapter, msgs, 1)) != 1) { - pr_debug("%s: can't read registers\n", rs5c->rtc->name); + dev_warn(&client->dev, "can't read registers\n"); return -EIO; } @@ -512,12 +512,12 @@ static int rs5c372_probe(struct i2c_client *client) goto exit; } - /* we read registers 0x0f then 0x00-0x0f; skip the first one */ - rs5c372->regs=&rs5c372->buf[1]; - rs5c372->client = client; i2c_set_clientdata(client, rs5c372); + /* we read registers 0x0f then 0x00-0x0f; skip the first one */ + rs5c372->regs = &rs5c372->buf[1]; + err = rs5c_get_regs(rs5c372); if (err < 0) goto exit_kfree;