board/jse/flash.c: fix GCC 4.6 build warnings

Fix:
flash.c: In function 'flash_erase':
flash.c:304:24: warning: variable 'l_sect' set but not used
[-Wunused-but-set-variable]

In addition, remove some dead code.

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/board/jse/flash.c b/board/jse/flash.c
index 5735f19..27cd469 100644
--- a/board/jse/flash.c
+++ b/board/jse/flash.c
@@ -301,7 +301,7 @@
 {
 	volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *) (info->start[0]);
 	volatile FLASH_WORD_SIZE *addr2;
-	int flag, prot, sect, l_sect;
+	int flag, prot, sect;
 	int i;
 
 	if ((s_first < 0) || (s_first > s_last)) {
@@ -331,8 +331,6 @@
 		printf ("\n");
 	}
 
-	l_sect = -1;
-
 	/* Disable interrupts which might cause a timeout here */
 	flag = disable_interrupts ();
 
@@ -360,7 +358,6 @@
 				addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
 				addr2[0] = (FLASH_WORD_SIZE) 0x00300030;	/* sector erase */
 			}
-			l_sect = sect;
 			/*
 			 * Wait for each sector to complete, it's more
 			 * reliable.  According to AMD Spec, you must
@@ -379,16 +376,6 @@
 	/* wait at least 80us - let's wait 1 ms */
 	udelay (1000);
 
-#if 0
-	/*
-	 * We wait for the last triggered sector
-	 */
-	if (l_sect < 0)
-		goto DONE;
-	wait_for_DQ7 (info, l_sect);
-
-DONE:
-#endif
 	/* reset to read mode */
 	addr = (FLASH_WORD_SIZE *) info->start[0];
 	addr[0] = (FLASH_WORD_SIZE) 0x00F000F0;	/* reset bank */