Hi Alexander,
FYI, there are new smatch warnings show up in
tree: git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-next
head: e27a7d7977b07d701ba247e2ddb95466d95c898f
commit: ec063899b7b308019afa9f5eb32f0a58a6c6ee53 [42/62] serial: sccnxp: Implement polling mode
New smatch warnings:
drivers/tty/serial/sccnxp.c:894 sccnxp_probe() error: we previously assumed 'pdata' could be null (see line 887)
git remote add tty git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git
git remote update tty
git checkout ec063899b7b308019afa9f5eb32f0a58a6c6ee53
vim +/pdata +894 drivers/tty/serial/sccnxp.c
1d65c0b1 Alexander Shiyan 2012-08-25 881 default:
1d65c0b1 Alexander Shiyan 2012-08-25 882 dev_err(&pdev->dev, "Unsupported chip type %i\n", chiptype);
1d65c0b1 Alexander Shiyan 2012-08-25 883 ret = -ENOTSUPP;
1d65c0b1 Alexander Shiyan 2012-08-25 884 goto err_out;
1d65c0b1 Alexander Shiyan 2012-08-25 885 }
1d65c0b1 Alexander Shiyan 2012-08-25 886
1d65c0b1 Alexander Shiyan 2012-08-25 @887 if (!pdata) {
1d65c0b1 Alexander Shiyan 2012-08-25 888 dev_warn(&pdev->dev,
1d65c0b1 Alexander Shiyan 2012-08-25 889 "No platform data supplied, using defaults\n");
1d65c0b1 Alexander Shiyan 2012-08-25 890 s->pdata.frequency = s->freq_std;
1d65c0b1 Alexander Shiyan 2012-08-25 891 } else
1d65c0b1 Alexander Shiyan 2012-08-25 892 memcpy(&s->pdata, pdata, sizeof(struct sccnxp_pdata));
1d65c0b1 Alexander Shiyan 2012-08-25 893
ec063899 Alexander Shiyan 2012-12-03 @894 if (pdata->poll_time_us) {
ec063899 Alexander Shiyan 2012-12-03 895 dev_info(&pdev->dev, "Using poll mode, resolution %u usecs\n",
ec063899 Alexander Shiyan 2012-12-03 896 pdata->poll_time_us);
ec063899 Alexander Shiyan 2012-12-03 897 s->poll = 1;
---
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