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authorPeter Oberparleiter <peter.oberparleiter@de.ibm.com>2006-02-01 03:06:35 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-02-01 08:53:24 -0800
commit600b5d163d7434332539cac7be00f649cbbfedcc (patch)
tree3a999e6576a8593bf8b49d1e768f7e990eb78a3a /drivers/s390/cio
parent3633b0475eb269dcb85923b23b321505f06b9488 (diff)
downloadblackbird-op-linux-600b5d163d7434332539cac7be00f649cbbfedcc.tar.gz
blackbird-op-linux-600b5d163d7434332539cac7be00f649cbbfedcc.zip
[PATCH] s390: ccw_device_probe_console return value
The return code of ccw_device_probe_console() is not properly handled. It should only return a valid ccw device pointer or a error value converted by ERR_PTR. Fix the console driver code to check with IS_ERR instead against NULL. Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/s390/cio')
-rw-r--r--drivers/s390/cio/device.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index ceebf08e095b..0b30921ce60d 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -1012,7 +1012,7 @@ ccw_device_probe_console(void)
int ret;
if (xchg(&console_cdev_in_use, 1) != 0)
- return NULL;
+ return ERR_PTR(-EBUSY);
sch = cio_probe_console();
if (IS_ERR(sch)) {
console_cdev_in_use = 0;
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