board/tqc/tqm8272/tqm8272.c: Fix GCC 4.6 build warning:

Fix:
tqm8272.c: In function 'initdram':
tqm8272.c:462:14: warning: variable 'lsize' set but not used
[-Wunused-but-set-variable]

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/board/tqc/tqm8272/tqm8272.c b/board/tqc/tqm8272/tqm8272.c
index 9efb541..5aca227 100644
--- a/board/tqc/tqm8272/tqm8272.c
+++ b/board/tqc/tqm8272/tqm8272.c
@@ -459,10 +459,9 @@
 #ifndef CONFIG_SYS_RAMBOOT
 	long size8, size9;
 #endif
-	long psize, lsize;
+	long psize;
 
 	psize = 16 * 1024 * 1024;
-	lsize = 0;
 
 	memctl->memc_psrt = CONFIG_SYS_PSRT;
 	memctl->memc_mptpr = CONFIG_SYS_MPTPR;