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clk: zynqmp: handle fixed factor param query error

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Return proper error code in case query for fixed factor
parameter fails. This also fixes build warning for set
but not used variable 'ret'.

Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Fixes: 3fde0e16d0 ("drivers: clk: Add ZynqMP clock driver")
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Rajan Vaja 2018-11-13 23:46:49 -08:00 committed by Stephen Boyd
parent 1aefa98b01
commit 27c0f2b019
1 changed files with 3 additions and 0 deletions
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3
drivers/clk/zynqmp/clkc.c
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@ -279,6 +279,9 @@ struct clk_hw *zynqmp_clk_register_fixed_factor(const char *name, u32 clk_id,
qdata.arg1 = clk_id;
ret = eemi_ops->query_data(qdata, ret_payload);
if (ret)
return ERR_PTR(ret);
mult = ret_payload[1];
div = ret_payload[2];