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authorDavid Brownell <david-b@pacbell.net>2007-06-03 13:50:40 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-06-04 13:25:09 -0700
commite44a45ae7b7f7c7a4ebd6aa39b703bf2b97fe848 (patch)
tree883ba41f63b5c001d28b57ce8fc592a9bb2fa3c7 /drivers
parentc1a13ff57ab1ce52a0aae9984594dbfcfbaf68c0 (diff)
SPI dynamic busid generation bugfix
Fix SPI dynamic bus ID assignment to start at 2^15-1 rather than a negative number. Valid bus ids are supposed to be positive, and are (now) stored in an 's16' value. Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/spi/spi.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index c3219b29b5a..4831edbae2d 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -411,7 +411,7 @@ EXPORT_SYMBOL_GPL(spi_alloc_master);
*/
int spi_register_master(struct spi_master *master)
{
- static atomic_t dyn_bus_id = ATOMIC_INIT((1<<16) - 1);
+ static atomic_t dyn_bus_id = ATOMIC_INIT((1<<15) - 1);
struct device *dev = master->cdev.dev;
int status = -ENODEV;
int dynamic = 0;