diff options
| author |   Peter Oberparleiter <peter.oberparleiter@de.ibm.com> | 2006-02-01 03:06:35 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@g5.osdl.org> | 2006-02-01 08:53:24 -0800 |
| commit | 600b5d163d7434332539cac7be00f649cbbfedcc (patch) | |
| tree | 3a999e6576a8593bf8b49d1e768f7e990eb78a3a /drivers/s390/char/con3215.c | |
| parent | [PATCH] s390: hangcheck timer support (diff) | |
| download | linux-dev-600b5d163d7434332539cac7be00f649cbbfedcc.tar.xz linux-dev-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/char/con3215.c')
| -rw-r--r-- | drivers/s390/char/con3215.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c index 1f060914cfa4..606f6ad285a0 100644 --- a/drivers/s390/char/con3215.c +++ b/drivers/s390/char/con3215.c @@ -21,6 +21,7 @@ #include <linux/init.h> #include <linux/console.h> #include <linux/interrupt.h> +#include <linux/err.h> #include <linux/slab.h> #include <linux/bootmem.h> @@ -864,7 +865,7 @@ con3215_init(void) } cdev = ccw_device_probe_console(); - if (!cdev) + if (IS_ERR(cdev)) return -ENODEV; raw3215[0] = raw = (struct raw3215_info *) |