Message ID | 20180809150824.GA15116@embeddedor.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
Series | [net-next] net: dp83640: Mark expected switch fall-throughs | expand |
On Thu, Aug 09, 2018 at 10:08:24AM -0500, Gustavo A. R. Silva wrote: > In preparation to enabling -Wimplicit-fallthrough, mark switch cases > where we are expecting to fall through. Acked-by: Richard Cochran <richardcochran@gmail.com>
From: "Gustavo A. R. Silva" <gustavo@embeddedor.com> Date: Thu, 9 Aug 2018 10:08:24 -0500 > In preparation to enabling -Wimplicit-fallthrough, mark switch cases > where we are expecting to fall through. > > Notice that in this particular case, I replaced the code comment at the > top of the switch statement with a proper "fall through" annotation for > each case, which is what GCC is expecting to find. > > Addresses-Coverity-ID: 1056542 ("Missing break in switch") > Addresses-Coverity-ID: 1339579 ("Missing break in switch") > Addresses-Coverity-ID: 1369526 ("Missing break in switch") > Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Applied, thanks.
diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c index 79e9b10..29aa8d7 100644 --- a/drivers/net/phy/dp83640.c +++ b/drivers/net/phy/dp83640.c @@ -757,13 +757,16 @@ static int decode_evnt(struct dp83640_private *dp83640, phy_txts = data; - switch (words) { /* fall through in every case */ + switch (words) { case 3: dp83640->edata.sec_hi = phy_txts->sec_hi; + /* fall through */ case 2: dp83640->edata.sec_lo = phy_txts->sec_lo; + /* fall through */ case 1: dp83640->edata.ns_hi = phy_txts->ns_hi; + /* fall through */ case 0: dp83640->edata.ns_lo = phy_txts->ns_lo; }
In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Notice that in this particular case, I replaced the code comment at the top of the switch statement with a proper "fall through" annotation for each case, which is what GCC is expecting to find. Addresses-Coverity-ID: 1056542 ("Missing break in switch") Addresses-Coverity-ID: 1339579 ("Missing break in switch") Addresses-Coverity-ID: 1369526 ("Missing break in switch") Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> --- drivers/net/phy/dp83640.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)