Eliminate gcc 4 'used uninitialized' warnings in drivers/qe/uccf.c

give initial values for reg_num, shift, p_cmxucr in ucc_set_clk_src
since they are passed by reference to ucc_get_cmxucr_reg and assigned.

diff --git a/drivers/qe/uccf.c b/drivers/qe/uccf.c
index 25f7482..013aa54 100644 (file)
--- a/drivers/qe/uccf.c
+++ b/drivers/qe/uccf.c
@@ -100,9 +100,9 @@ static void ucc_get_cmxucr_reg(int ucc_num, volatile u32 **p_cmxucr,
 
 static int ucc_set_clk_src(int ucc_num, qe_clock_e clock, comm_dir_e mode)
 {
-       volatile u32    *p_cmxucr;
-       u8              reg_num;
-       u8              shift;
+       volatile u32    *p_cmxucr = NULL;
+       u8              reg_num = 0;
+       u8              shift = 0;
        u32             clockBits;
        u32             clockMask;
        int             source = -1;