post/board/lwmon5/gdc.c: Fix GCC 4.6 build warning

Fix:
gdc.c: In function 'gdc_test_reg_one':
gdc.c:66:6: warning: variable 'ret' set but not used
[-Wunused-but-set-variable]

Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Stefan Roese <sr@denx.de>
Acked-by: Stefan Roese <sr@denx.de>

diff --git a/post/board/lwmon5/gdc.c b/post/board/lwmon5/gdc.c
index 719194b5d930b555eeb23f1c5d8b616e8a695b6f..6bbd2c236af37d1b96e293df47470fabb63a1041 100644 (file)
--- a/post/board/lwmon5/gdc.c
+++ b/post/board/lwmon5/gdc.c
@@ -63,13 +63,12 @@ const static unsigned long otherpattern = 0x01234567;
 /* test write/read og a given LIME Register */
 static int gdc_test_reg_one(uint value)
 {
-       int ret;
        uint read_value;
 
        /* write test pattern */
        out_be32((void *)GDC_SCRATCH_REG, value);
        /* read other location (protect against data lines capacity) */
-       ret = in_be32((void *)GDC_RAM_START);
+       in_be32((void *)GDC_RAM_START);
        /* verify test pattern */
        read_value = in_be32((void *)GDC_SCRATCH_REG);
        if (read_value != value) {