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authorCornelia Huck <cornelia.huck@de.ibm.com>2008-05-15 10:52:34 -0400
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2008-05-15 10:52:39 -0400
commit69f90f6a5650a74dd8f428e8d2f05859d58da3d7 (patch)
tree3c6cbf0dba70e7b5758f49d43f76d210bbdabbf2 /drivers/s390
parentc7a8548ffa0a2cf6313fe8b3bb4b4a199a9a080f (diff)
[S390] dasd: Use const in busid functions.
We should use 'const char *' in the busid functions since the strings are not modified anyway. Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/block/dasd_devmap.c10
-rw-r--r--drivers/s390/block/dasd_int.h2
2 files changed, 6 insertions, 6 deletions
diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c
index f4fb40257348..d774e79476fe 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);
86static struct list_head dasd_hashlists[256]; 86static struct list_head dasd_hashlists[256];
87int dasd_max_devindex; 87int dasd_max_devindex;
88 88
89static struct dasd_devmap *dasd_add_busid(char *, int); 89static struct dasd_devmap *dasd_add_busid(const char *, int);
90 90
91static inline int 91static inline int
92dasd_hash_busid(char *bus_id) 92dasd_hash_busid(const char *bus_id)
93{ 93{
94 int hash, i; 94 int hash, i;
95 95
@@ -394,7 +394,7 @@ dasd_parse(void)
394 * devices. 394 * devices.
395 */ 395 */
396static struct dasd_devmap * 396static struct dasd_devmap *
397dasd_add_busid(char *bus_id, int features) 397dasd_add_busid(const char *bus_id, int features)
398{ 398{
399 struct dasd_devmap *devmap, *new, *tmp; 399 struct dasd_devmap *devmap, *new, *tmp;
400 int hash; 400 int hash;
@@ -430,7 +430,7 @@ dasd_add_busid(char *bus_id, int features)
430 * Find devmap for device with given bus_id. 430 * Find devmap for device with given bus_id.
431 */ 431 */
432static struct dasd_devmap * 432static struct dasd_devmap *
433dasd_find_busid(char *bus_id) 433dasd_find_busid(const char *bus_id)
434{ 434{
435 struct dasd_devmap *devmap, *tmp; 435 struct dasd_devmap *devmap, *tmp;
436 int hash; 436 int hash;
@@ -452,7 +452,7 @@ dasd_find_busid(char *bus_id)
452 * Check if busid has been added to the list of dasd ranges. 452 * Check if busid has been added to the list of dasd ranges.
453 */ 453 */
454int 454int
455dasd_busid_known(char *bus_id) 455dasd_busid_known(const char *bus_id)
456{ 456{
457 return IS_ERR(dasd_find_busid(bus_id)) ? -ENOENT : 0; 457 return IS_ERR(dasd_find_busid(bus_id)) ? -ENOENT : 0;
458} 458}
diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h
index 6c624bf44617..fb2f931cf844 100644
--- a/drivers/s390/block/dasd_int.h
+++ b/drivers/s390/block/dasd_int.h
@@ -598,7 +598,7 @@ struct dasd_device *dasd_device_from_cdev_locked(struct ccw_device *);
598struct dasd_device *dasd_device_from_devindex(int); 598struct dasd_device *dasd_device_from_devindex(int);
599 599
600int dasd_parse(void); 600int dasd_parse(void);
601int dasd_busid_known(char *); 601int dasd_busid_known(const char *);
602 602
603/* externals in dasd_gendisk.c */ 603/* externals in dasd_gendisk.c */
604int dasd_gendisk_init(void); 604int dasd_gendisk_init(void);