Messages in this thread Patch in this message | | | Date | Wed, 21 Apr 2004 16:46:47 +0200 | From | Martin Schwidefsky <> | Subject | [PATCH] s390 (3/9): 3270 device driver. |
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[PATCH] s390: 3270 device driver.
From: Martin Schwidefsky <schwidefsky@de.ibm.com>
3270 device driver changes: - Add NULL pointer checks.
diffstat: drivers/s390/char/raw3270.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletion(-)
diff -urN linux-2.6/drivers/s390/char/raw3270.c linux-2.6-s390/drivers/s390/char/raw3270.c --- linux-2.6/drivers/s390/char/raw3270.c Sun Apr 4 05:37:45 2004 +++ linux-2.6-s390/drivers/s390/char/raw3270.c Wed Apr 21 16:29:36 2004 @@ -381,6 +381,8 @@ return; /* Sucessfully restarted. */ break; case RAW3270_IO_STOP: + if (!rq) + break; raw3270_halt_io_nolock(rp, rq); rq->rc = -EIO; break; @@ -881,7 +883,7 @@ if (rc) { /* Didn't work. Try to reactivate the old view. */ rp->view = oldview; - if (oldview->fn->activate(oldview) != 0) { + if (!oldview || oldview->fn->activate(oldview) != 0) { /* Didn't work as well. Try any other view. */ list_for_each_entry(nv, &rp->view_list, list) if (nv != view && nv != oldview) { - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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