stm32mp1: rng: remove superfluous assignment

We should not assign a value that is overwritten before use.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Acked-by: Sughosh Ganu <sughosh.ganu@linaro.org>
Reviewed-by: Patrick Delaunay <patrick.delaunay@st.com>

diff --git a/drivers/rng/stm32mp1_rng.c b/drivers/rng/stm32mp1_rng.c
index dab3b995eb6bc07393cbbc1f995dec8706dfcef8..e0f0a66c6e7319b40f858cfc135ab0d43ccd2f25 100644 (file)
--- a/drivers/rng/stm32mp1_rng.c
+++ b/drivers/rng/stm32mp1_rng.c
@@ -33,7 +33,7 @@ struct stm32_rng_platdata {
 
 static int stm32_rng_read(struct udevice *dev, void *data, size_t len)
 {
-       int retval = 0, i;
+       int retval, i;
        u32 sr, count, reg;
        size_t increment;
        struct stm32_rng_platdata *pdata = dev_get_platdata(dev);