From: Michal Nazarewicz <m.nazarewicz@xxxxxxxxxxx>
This patch fixes warning caused by calling min() macro
with arguments of different types:
drivers/usb/gadget/f_mass_storage.c:623: warning: \
comparison of distinct pointer types lacks a cast
This fixes commit a736e2758c6390b854219e6f6bb4f9a0e3be66df.
Signed-off-by: Michal Nazarewicz <m.nazarewicz@xxxxxxxxxxx>
Cc: Marek Szyprowski <m.nazarewicz@xxxxxxxxxxx>
Cc: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
drivers/usb/gadget/f_mass_storage.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
Hello,
On Wed, 03 Feb 2010 06:57:26 +0100, Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> today's linux-next build produced these warnings:
>
> drivers/usb/gadget/f_mass_storage.c: In function 'fsg_setup':
> drivers/usb/gadget/f_mass_storage.c:623: warning: comparison of distinct pointer types lacks a cast
>
> Introduced by commit a736e2758c6390b854219e6f6bb4f9a0e3be66df ("USB:
> g_mass_storage: superfluous and missing packets fixed").
Sorry about that. Attached is patch fixing that. I've overlooked the
fact that w_length is u16 not int.
diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c
index b5a8902..b5cad39 100644
--- a/drivers/usb/gadget/f_mass_storage.c
+++ b/drivers/usb/gadget/f_mass_storage.c
@@ -620,7 +620,7 @@ static int fsg_setup(struct usb_function *f,
*(u8 *) req->buf = fsg->common->nluns - 1;
/* Respond with data/status */
- req->length = min(1, w_length);
+ req->length = min((u16)1, w_length);
fsg->common->ep0req_name =
ctrl->bRequestType & USB_DIR_IN ? "ep0-in" : "ep0-out";
return ep0_queue(fsg->common);
--
1.6.5
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