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-rw-r--r--drivers/s390/cio/ccwgroup.c8
-rw-r--r--drivers/s390/cio/device.c2
2 files changed, 6 insertions, 4 deletions
diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c
index 3ac2c2019f5..17fa009d995 100644
--- a/drivers/s390/cio/ccwgroup.c
+++ b/drivers/s390/cio/ccwgroup.c
@@ -19,6 +19,8 @@
#include <asm/ccwdev.h>
#include <asm/ccwgroup.h>
+#define CCW_BUS_ID_SIZE 20
+
/* In Linux 2.4, we had a channel device layer called "chandev"
* that did all sorts of obscure stuff for networking devices.
* This is another driver that serves as a replacement for just
@@ -172,7 +174,7 @@ static int __get_next_bus_id(const char **buf, char *bus_id)
len = end - start + 1;
end++;
}
- if (len < BUS_ID_SIZE) {
+ if (len < CCW_BUS_ID_SIZE) {
strlcpy(bus_id, start, len);
rc = 0;
} else
@@ -181,7 +183,7 @@ static int __get_next_bus_id(const char **buf, char *bus_id)
return rc;
}
-static int __is_valid_bus_id(char bus_id[BUS_ID_SIZE])
+static int __is_valid_bus_id(char bus_id[CCW_BUS_ID_SIZE])
{
int cssid, ssid, devno;
@@ -213,7 +215,7 @@ int ccwgroup_create_from_string(struct device *root, unsigned int creator_id,
{
struct ccwgroup_device *gdev;
int rc, i;
- char tmp_bus_id[BUS_ID_SIZE];
+ char tmp_bus_id[CCW_BUS_ID_SIZE];
const char *curr_buf;
gdev = kzalloc(sizeof(*gdev) + num_devices * sizeof(gdev->cdev[0]),
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index 4e4008325e2..fac85160a75 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -1723,7 +1723,7 @@ __ccwdev_check_busid(struct device *dev, void *id)
bus_id = id;
- return (strncmp(bus_id, dev_name(dev), BUS_ID_SIZE) == 0);
+ return (strcmp(bus_id, dev_name(dev)) == 0);
}