[ARM] twl4030 - leak fix

Trivial error path leak fix. Problem found by Daniel Marjamäki using
cppcheck

Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-omap2/mmc-twl4030.c

@@ -397,6 +397,7 @@ void __init twl4030_mmc_init(struct twl4030_hsmmc_info *controllers)
 			break;
 		default:
 			pr_err("MMC%d configuration not supported!\n", c->mmc);
+			kfree(mmc);
 			continue;
 		}
 		hsmmc_data[c->mmc - 1] = mmc;