common/cmd_i2c.c: Fix GCC 4.6 build warning

Fix:
cmd_i2c.c: In function 'do_i2c_add_bus':
cmd_i2c.c:1212:19: warning: variable 'dev' set but not used
[-Wunused-but-set-variable]

Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Heiko Schocher <hs@denx.de>

diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c
index 3ea75f75fd45bf512fe31b6577332332ff67b982..a0c5291bff475edb8e7241e3c3164abf2d7edee2 100644 (file)
--- a/common/cmd_i2c.c
+++ b/common/cmd_i2c.c
@@ -1209,9 +1209,7 @@ static int do_i2c_add_bus(cmd_tbl_t * cmdtp, int flag, int argc, char * const ar
                        device = device->next;
                }
        } else {
-               I2C_MUX_DEVICE *dev;
-
-               dev = i2c_mux_ident_muxstring ((uchar *)argv[1]);
+               (void)i2c_mux_ident_muxstring ((uchar *)argv[1]);
                ret = 0;
        }
        return ret;