staging: fbtft: ternary statement to if statement.

Convert a ternary statement into a if statement which is detected while
resolving "WARNING: line over 80 characters". Use BIT() macro instead
manually left shifting.
Signed-off-by: Bhagyashri Dighole <digholebhagyashri@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/fbtft/fb_ssd1306.c

@@ -184,7 +184,8 @@ static int write_vmem(struct fbtft_par *par, size_t offset, size_t len)
 		for (y = 0; y < yres / 8; y++) {
 			*buf = 0x00;
 			for (i = 0; i < 8; i++)
-				*buf |= (vmem16[(y * 8 + i) * xres + x] ? 1 : 0) << i;
+				if (vmem16[(y * 8 + i) * xres + x])
+					*buf |= BIT(i);
 			buf++;
 		}
 	}