Message ID | 20150305192459.22228.86492.stgit@ahduyck-vm-fedora20 |
---|---|
State | Awaiting Upstream, archived |
Delegated to: | David Miller |
Headers | show |
On Thu, 2015-03-05 at 11:24 -0800, Alexander Duyck wrote: > When building the kernel using the gcc 4.8.3 compiler included in > Fedora 20 > I was repeatedly seeing the warning: > > drivers/net/ethernet/intel/igb/igb_ptp.c: In function > ‘igb_ptp_feature_enable_i210’: > drivers/net/ethernet/intel/igb/igb_ptp.c:395:21: warning: ‘pin’ may > be used uninitialized in this function > [-Wmaybe-uninitialized] > tssdp &= ~ts_sdp_en[pin]; > ^ > drivers/net/ethernet/intel/igb/igb_ptp.c:471:6: note: ‘pin’ was > declared here > int pin; > ^ > > To resolve it I am assigning the pin a value of -1 when it is > instantiated. > > Signed-off-by: Alexander Duyck <alexander.h.duyck@redhat.com> > --- > drivers/net/ethernet/intel/igb/igb_ptp.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Thanks Alex, I have added your patch to my queue.
diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c index d20fc8e..525e5c4 100644 --- a/drivers/net/ethernet/intel/igb/igb_ptp.c +++ b/drivers/net/ethernet/intel/igb/igb_ptp.c @@ -468,7 +468,7 @@ static int igb_ptp_feature_enable_i210(struct ptp_clock_info *ptp, u32 tsauxc, tsim, tsauxc_mask, tsim_mask, trgttiml, trgttimh; unsigned long flags; struct timespec ts; - int pin; + int pin = -1; s64 ns; switch (rq->type) {
When building the kernel using the gcc 4.8.3 compiler included in Fedora 20 I was repeatedly seeing the warning: drivers/net/ethernet/intel/igb/igb_ptp.c: In function ‘igb_ptp_feature_enable_i210’: drivers/net/ethernet/intel/igb/igb_ptp.c:395:21: warning: ‘pin’ may be used uninitialized in this function [-Wmaybe-uninitialized] tssdp &= ~ts_sdp_en[pin]; ^ drivers/net/ethernet/intel/igb/igb_ptp.c:471:6: note: ‘pin’ was declared here int pin; ^ To resolve it I am assigning the pin a value of -1 when it is instantiated. Signed-off-by: Alexander Duyck <alexander.h.duyck@redhat.com> --- drivers/net/ethernet/intel/igb/igb_ptp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html