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authorJeff Garzik <jeff@garzik.org>2007-10-03 15:15:40 -0400
committerJeff Garzik <jeff@garzik.org>2007-10-09 20:22:20 -0400
commit1855256c497ecfefc730df6032243f26855ce52c (patch)
treeb73947f1a5e1b798e1dec068ac1cda25ae910bf6 /drivers/usb/host/uhci-hcd.c
parentbbf25010f1a6b761914430f5fca081ec8c7accd1 (diff)
downloadlinux-1855256c497ecfefc730df6032243f26855ce52c.tar.gz
drivers/firmware: const-ify DMI API and internals
Three main sets of changes:

1) dmi_get_system_info() return value should have been marked const,
   since callers should not be changing that data.

2) const-ify DMI internals, since DMI firmware tables should,
   whenever possible, be marked const to ensure we never ever write to
   that data area.

3) const-ify DMI API, to enable marking tables const where possible
   in low-level drivers.

And if we're really lucky, this might enable some additional
optimizations on the part of the compiler.

The bulk of the changes are #2 and #3, which are interrelated.  #1 could
have been a separate patch, but it was so small compared to the others,
it was easier to roll it into this changeset.

Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/usb/host/uhci-hcd.c')
-rw-r--r--drivers/usb/host/uhci-hcd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c
index 805e5fc5f5db..4db17f75f4f1 100644
--- a/drivers/usb/host/uhci-hcd.c
+++ b/drivers/usb/host/uhci-hcd.c
@@ -237,7 +237,7 @@ static int resume_detect_interrupts_are_broken(struct uhci_hcd *uhci)
 static int remote_wakeup_is_broken(struct uhci_hcd *uhci)
 {
 	int port;
-	char *sys_info;
+	const char *sys_info;
 	static char bad_Asus_board[] = "A7V8X";
 
 	/* One of Asus's motherboards has a bug which causes it to