staging: sm750fb, fix typos

The code contained typos like "structur", "fointers", etc. Fix that.

No code change, only comments.

Signed-off-by: Matej Vasek <xvasek1@fi.muni.cz>
Cc: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Cc: Teddy Wang <teddy.wang@siliconmotion.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: <linux-fbdev@vger.kernel.org>
Cc: <devel@driverdev.osuosl.org>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/sm750fb/sm750.h b/drivers/staging/sm750fb/sm750.h
index fddffac..8e70ce0 100644
--- a/drivers/staging/sm750fb/sm750.h
+++ b/drivers/staging/sm750fb/sm750.h
@@ -53,7 +53,7 @@
 	/* base virtual address of de data port */
 	volatile unsigned char __iomem *dpPortBase;
 
-	/* function fointers */
+	/* function pointers */
 	void (*de_init)(struct lynx_accel *);
 
 	int (*de_wait)(void);/* see if hardware ready to work */