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path: root/drivers/s390/block/dasd_devmap.c
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Diffstat (limited to 'drivers/s390/block/dasd_devmap.c')
-rw-r--r--drivers/s390/block/dasd_devmap.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c
index f4fb402..d774e79 100644
--- a/drivers/s390/block/dasd_devmap.c
+++ b/drivers/s390/block/dasd_devmap.c
@@ -86,10 +86,10 @@ static DEFINE_SPINLOCK(dasd_devmap_lock);
static struct list_head dasd_hashlists[256];
int dasd_max_devindex;
-static struct dasd_devmap *dasd_add_busid(char *, int);
+static struct dasd_devmap *dasd_add_busid(const char *, int);
static inline int
-dasd_hash_busid(char *bus_id)
+dasd_hash_busid(const char *bus_id)
{
int hash, i;
@@ -394,7 +394,7 @@ dasd_parse(void)
* devices.
*/
static struct dasd_devmap *
-dasd_add_busid(char *bus_id, int features)
+dasd_add_busid(const char *bus_id, int features)
{
struct dasd_devmap *devmap, *new, *tmp;
int hash;
@@ -430,7 +430,7 @@ dasd_add_busid(char *bus_id, int features)
* Find devmap for device with given bus_id.
*/
static struct dasd_devmap *
-dasd_find_busid(char *bus_id)
+dasd_find_busid(const char *bus_id)
{
struct dasd_devmap *devmap, *tmp;
int hash;
@@ -452,7 +452,7 @@ dasd_find_busid(char *bus_id)
* Check if busid has been added to the list of dasd ranges.
*/
int
-dasd_busid_known(char *bus_id)
+dasd_busid_known(const char *bus_id)
{
return IS_ERR(dasd_find_busid(bus_id)) ? -ENOENT : 0;
}