[PATCH] imsttfb: Remove dead code

clk_p is always 0.

Coverity Bug 67

Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/video/imsttfb.c b/drivers/video/imsttfb.c
index 7db4254..859ba7e 100644 (file)
--- a/drivers/video/imsttfb.c
+++ b/drivers/video/imsttfb.c
@@ -440,9 +440,9 @@ getclkMHz(struct imstt_par *par)
 static void
 setclkMHz(struct imstt_par *par, __u32 MHz)
 {
-       __u32 clk_m, clk_n, clk_p, x, stage, spilled;
+       __u32 clk_m, clk_n, x, stage, spilled;
 
-       clk_m = clk_n = clk_p = 0;
+       clk_m = clk_n = 0;
        stage = spilled = 0;
        for (;;) {
                switch (stage) {
@@ -453,7 +453,7 @@ setclkMHz(struct imstt_par *par, __u32 MHz)
                                clk_n++;
                                break;
                }
-               x = 20 * (clk_m + 1) / ((clk_n + 1) * (clk_p ? 2 * clk_p : 1));
+               x = 20 * (clk_m + 1) / (clk_n + 1);
                if (x == MHz)
                        break;
                if (x > MHz) {
@@ -466,7 +466,7 @@ setclkMHz(struct imstt_par *par, __u32 MHz)
 
        par->init.pclk_m = clk_m;
        par->init.pclk_n = clk_n;
-       par->init.pclk_p = clk_p;
+       par->init.pclk_p = 0;
 }
 
 static struct imstt_regvals *