These are only used if SST_DEBUG_FUNC is set.

Declare them under the same clause as their use.

Fixes the following W=1 kernel build warning(s):

 drivers/video/fbdev/sstfb.c: In function ‘sst_detect_ics’:
 drivers/video/fbdev/sstfb.c:934:26: warning: variable ‘n_clk1_b’ set but not used [-Wunused-but-set-variable]
 drivers/video/fbdev/sstfb.c:934:16: warning: variable ‘n_clk0_7’ set but not used [-Wunused-but-set-variable]
 drivers/video/fbdev/sstfb.c:934:6: warning: variable ‘n_clk0_1’ set but not used [-Wunused-but-set-variable]

Cc: Alex Dewar <redacted>
Cc: Bartlomiej Zolnierkiewicz <redacted>
Cc: Ghozlane Toumi <redacted>
Cc: James Simmons <redacted>
Cc: Paul Mundt <redacted>
Cc: Urs Ganse <redacted>
Cc: Helge Deller <deller@gmx.de>
Cc: Alan Cox <redacted>
Cc: dri-devel@lists.freedesktop.org
Cc: linux-fbdev@vger.kernel.org
Signed-off-by: Lee Jones <redacted>
---
 drivers/video/fbdev/sstfb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/video/fbdev/sstfb.c b/drivers/video/fbdev/sstfb.c
index c05cdabeb11c2..b8813a0b63b1d 100644
--- a/drivers/video/fbdev/sstfb.c
+++ b/drivers/video/fbdev/sstfb.c

@@ -931,7 +931,7 @@ static int sst_detect_ics(struct fb_info *info)
 {
 	struct sstfb_par *par = info->par;
 	int m_clk0_1, m_clk0_7, m_clk1_b;
-	int n_clk0_1, n_clk0_7, n_clk1_b;
+	int __maybe_unused n_clk0_1, __maybe_unused n_clk0_7, __maybe_unused n_clk1_b;
 	int i;
 
 	for (i = 0; i<5; i++ ) {

-- 
2.25.1