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authorRajan Vaja <rajan.vaja@xilinx.com>2018-11-14 10:46:49 +0300
committerStephen Boyd <sboyd@kernel.org>2018-11-15 01:29:36 +0300
commit27c0f2b0197070c8e94bdf28686d4c63b959dea8 (patch)
treebd2e6b60ce2ee0963a237d6fd3678b02dc0a3d4e /drivers/clk/zynqmp
parent1aefa98b010e9cc7a07046cbcb1237ddad85b708 (diff)
downloadlinux-27c0f2b0197070c8e94bdf28686d4c63b959dea8.tar.xz
clk: zynqmp: handle fixed factor param query error
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: 3fde0e16d016 ("drivers: clk: Add ZynqMP clock driver") Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/zynqmp')
-rw-r--r--drivers/clk/zynqmp/clkc.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/clk/zynqmp/clkc.c b/drivers/clk/zynqmp/clkc.c
index 9d7d297f0ea8..297f16a20bfc 100644
--- a/drivers/clk/zynqmp/clkc.c
+++ b/drivers/clk/zynqmp/clkc.c
@@ -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];