On Sun, Apr 01, 2018 at 04:04:10AM -0700, Nathan Chancellor wrote: > Clang warns about casting variables to themselves because it is rarely > necessary. Removing the cast should not change anything regarding the > code and silences the warning. > > ../drivers/phy/tegra/xusb.c:421:11: warning: explicitly assigning value > of variable of type 'const struct tegra_xusb_lane_map *' to itself > [-Wself-assign] > for (map = map; map->type; map++) { > ~~~ ^ ~~~ > > Signed-off-by: Nathan Chancellor <natechancellor@xxxxxxxxx> > --- > I am not entirely sure if this is the correct solution, especially since > I don't have the hardware and I am not too familiar with this code. If > there is a better solution, please let me know. > > Changes from v1 -> v2: Fix spelling error in commit title > > drivers/phy/tegra/xusb.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/phy/tegra/xusb.c b/drivers/phy/tegra/xusb.c > index 63e916d4d069..11aa5902a9ac 100644 > --- a/drivers/phy/tegra/xusb.c > +++ b/drivers/phy/tegra/xusb.c > @@ -418,7 +418,7 @@ tegra_xusb_port_find_lane(struct tegra_xusb_port *port, > { > struct tegra_xusb_lane *lane, *match = ERR_PTR(-ENODEV); > > - for (map = map; map->type; map++) { > + for (; map->type; map++) { > if (port->index != map->port) > continue; > An equivalent patch seems to already have been merged. See: https://patchwork.kernel.org/patch/10072641/ You can avoid duplication of effort such as this by basing any patches you send on top of a recent linux-next. The above patch, for example, was added in next-20180223. Thanks, Thierry
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