ipmi_si: remove an unused variable in try_smi_init()

The "init_name" variable isn't used any more after commit 90b2d4f15f
("ipmi_si: Remove hacks for adding a dummy platform devices").

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Message-Id: <20190322065426.GB12551@kadam>
Signed-off-by: Corey Minyard <cminyard@mvista.com>

drivers/char/ipmi/ipmi_si_intf.c

@@ -1931,7 +1931,6 @@ static int try_smi_init(struct smi_info *new_smi)
 {
 	int rv = 0;
 	int i;
-	char *init_name = NULL;
 
 	pr_info("Trying %s-specified %s state machine at %s address 0x%lx, slave address 0x%x, irq %d\n",
 		ipmi_addr_src_to_str(new_smi->io.addr_source),
@@ -2073,7 +2072,6 @@ static int try_smi_init(struct smi_info *new_smi)
 		new_smi->io.io_cleanup = NULL;
 	}
 
-	kfree(init_name);
 	return rv;
 }