staging: net: wimax: i2400m: fw: remove redundant initialization of variable result

The variable result is being initialized with a value that is never
read and it is being updated later with a new value.  The initialization
is redundant and can be removed.
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Addresses-Coverity: ("Unused value")
Link: https://lore.kernel.org/r/20210128173703.645328-1-colin.king@canonical.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wimax/i2400m/fw.c

@@ -583,7 +583,7 @@ ssize_t i2400m_bm_cmd(struct i2400m *i2400m,
 		      struct i2400m_bootrom_header *ack, size_t ack_size,
 		      int flags)
 {
-	ssize_t result = -ENOMEM, rx_bytes;
+	ssize_t result, rx_bytes;
 	struct device *dev = i2400m_dev(i2400m);
 	int opcode = cmd == NULL ? -1 : i2400m_brh_get_opcode(cmd);