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Diffstat (limited to 'drivers/s390/block/dasd_devmap.c')
-rw-r--r--drivers/s390/block/dasd_devmap.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c
index 3f4881e01cb..2ef25731d19 100644
--- a/drivers/s390/block/dasd_devmap.c
+++ b/drivers/s390/block/dasd_devmap.c
@@ -23,6 +23,7 @@
/* This is ugly... */
#define PRINTK_HEADER "dasd_devmap:"
+#define DASD_BUS_ID_SIZE 20
#include "dasd_int.h"
@@ -41,7 +42,7 @@ EXPORT_SYMBOL_GPL(dasd_page_cache);
*/
struct dasd_devmap {
struct list_head list;
- char bus_id[BUS_ID_SIZE];
+ char bus_id[DASD_BUS_ID_SIZE];
unsigned int devindex;
unsigned short features;
struct dasd_device *device;
@@ -94,7 +95,7 @@ dasd_hash_busid(const char *bus_id)
int hash, i;
hash = 0;
- for (i = 0; (i < BUS_ID_SIZE) && *bus_id; i++, bus_id++)
+ for (i = 0; (i < DASD_BUS_ID_SIZE) && *bus_id; i++, bus_id++)
hash += *bus_id;
return hash & 0xff;
}
@@ -301,7 +302,7 @@ dasd_parse_range( char *parsestring ) {
int from, from_id0, from_id1;
int to, to_id0, to_id1;
int features, rc;
- char bus_id[BUS_ID_SIZE+1], *str;
+ char bus_id[DASD_BUS_ID_SIZE+1], *str;
str = parsestring;
rc = dasd_busid(&str, &from_id0, &from_id1, &from);
@@ -407,14 +408,14 @@ dasd_add_busid(const char *bus_id, int features)
devmap = NULL;
hash = dasd_hash_busid(bus_id);
list_for_each_entry(tmp, &dasd_hashlists[hash], list)
- if (strncmp(tmp->bus_id, bus_id, BUS_ID_SIZE) == 0) {
+ if (strncmp(tmp->bus_id, bus_id, DASD_BUS_ID_SIZE) == 0) {
devmap = tmp;
break;
}
if (!devmap) {
/* This bus_id is new. */
new->devindex = dasd_max_devindex++;
- strncpy(new->bus_id, bus_id, BUS_ID_SIZE);
+ strncpy(new->bus_id, bus_id, DASD_BUS_ID_SIZE);
new->features = features;
new->device = NULL;
list_add(&new->list, &dasd_hashlists[hash]);
@@ -439,7 +440,7 @@ dasd_find_busid(const char *bus_id)
devmap = ERR_PTR(-ENODEV);
hash = dasd_hash_busid(bus_id);
list_for_each_entry(tmp, &dasd_hashlists[hash], list) {
- if (strncmp(tmp->bus_id, bus_id, BUS_ID_SIZE) == 0) {
+ if (strncmp(tmp->bus_id, bus_id, DASD_BUS_ID_SIZE) == 0) {
devmap = tmp;
break;
}