Messages in this thread | | | From | Jes Sorensen <> | Subject | Re: [PATCH] staging: rtl8723au: change typecast to match type returned by htons() | Date | Mon, 10 Nov 2014 15:21:30 -0500 |
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Chris Ruffin <cmruffin@gmail.com> writes: > Using a u16 pointer typecast for a result from htons() results in the following warning from sparse: > > drivers/staging/rtl8723au/core/rtw_xmit.c:1279:36: warning: incorrect type in assignment (different base types) > drivers/staging/rtl8723au/core/rtw_xmit.c:1279:36: expected unsigned short [unsigned] [short] [usertype] <noident> > drivers/staging/rtl8723au/core/rtw_xmit.c:1279:36: got restricted __be16 [usertype] <noident> > > This patch fixes the issue by using an endian-specific typecast > that will always match the type returned by htons(). > > Signed-off-by: Chris Ruffin <cmruffin@gmail.com> > --- > drivers/staging/rtl8723au/core/rtw_xmit.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-)
Looks fine to me
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
> > diff --git a/drivers/staging/rtl8723au/core/rtw_xmit.c b/drivers/staging/rtl8723au/core/rtw_xmit.c > index a0f7e27..44ef55c 100644 > --- a/drivers/staging/rtl8723au/core/rtw_xmit.c > +++ b/drivers/staging/rtl8723au/core/rtw_xmit.c > @@ -1276,7 +1276,7 @@ s32 rtw_put_snap23a(u8 *data, u16 h_proto) > snap->oui[0] = oui[0]; > snap->oui[1] = oui[1]; > snap->oui[2] = oui[2]; > - *(u16 *)(data + SNAP_SIZE) = htons(h_proto); > + *(__be16 *)(data + SNAP_SIZE) = htons(h_proto); > return SNAP_SIZE + sizeof(u16); > }
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