Messages in this thread | | | Date | Wed, 15 Jun 2016 20:49:19 -0700 (PDT) | Subject | Re: [PATCH] mdio: mux: avoid 'maybe-uninitialized' warning | From | David Miller <> |
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From: Arnd Bergmann <arnd@arndb.de> Date: Tue, 14 Jun 2016 12:03:17 +0200
> The latest changes to the MDIO code introduced a false-positive > warning with gcc-6 (possibly others): > > drivers/net/phy/mdio-mux.c: In function 'mdio_mux_init': > drivers/net/phy/mdio-mux.c:188:3: error: 'parent_bus_node' may be used uninitialized in this function [-Werror=maybe-uninitialized] > > It's easy to avoid the warning by making sure the parent_bus_node > is initialized in both cases at the start of the function, since > the later 'of_node_put()' call is also valid for a NULL pointer > argument. > > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > Fixes: f20e6657a875 ("mdio: mux: Enhanced MDIO mux framework for integrated multiplexers")
Applied.
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