From: Arnd Bergmann <a...@arndb.de> Date: Thu, 8 Dec 2016 22:57:05 +0100
> In some configurations, gcc cannot trace the state of variables > across a spin_unlock() barrier, leading to a warning about > correct code: > > xgene_enet_main.c: In function 'xgene_enet_start_xmit': > ../../../phy/mdio-xgene.h:112:14: error: 'mss_index' may be used > uninitialized in this function [-Werror=maybe-uninitialized] > > Here we can trivially move the assignment before that spin_unlock, > which reliably avoids the warning. > > Fixes: e3978673f514 ("drivers: net: xgene: Fix MSS programming") > Signed-off-by: Arnd Bergmann <a...@arndb.de> Applied.