From: Geert Uytterhoeven <geert@linux-m68k.org>
Date: Mon, 15 Dec 2014 12:25:51 +0100

> If CONFIG_OF is not set:
> 
> drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c: In function �sti_dwmac_parse_data�:
> drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c:318: warning: �rs� is used uninitialized in this function
> 
> of_property_read_string() will return -ENOSYS in this case, and rs will
> be an uninitialized pointer.
> 
> While the fallback clock selection is already selected correctly in this
> case, the string comparisons should be skipped too, else the system will
> crash while dereferencing the uninitialized pointer.
> 
> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>

Applied.
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