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Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 1a3c963dc48a..7d215eaa1370 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -465,15 +465,13 @@ EXPORT_SYMBOL_GPL(spi_unregister_master);
*/
struct spi_master *spi_busnum_to_master(u16 bus_num)
{
- if (bus_num) {
- char name[8];
- struct kobject *bus;
-
- snprintf(name, sizeof name, "spi%u", bus_num);
- bus = kset_find_obj(&spi_master_class.subsys.kset, name);
- if (bus)
- return container_of(bus, struct spi_master, cdev.kobj);
- }
+ char name[9];
+ struct kobject *bus;
+
+ snprintf(name, sizeof name, "spi%u", bus_num);
+ bus = kset_find_obj(&spi_master_class.subsys.kset, name);
+ if (bus)
+ return container_of(bus, struct spi_master, cdev.kobj);
return NULL;
}
EXPORT_SYMBOL_GPL(spi_busnum_to_master);