w100fb: fix regression with uninitalized fb_info->mm_lock mutex

Remove redundant call to the w100fb_set_par() before w100 frambuffer is
registered.

This fixes a problem with uninitialized the fb_info->mm_lock mutex
introduced by the commit 537a1bf059f " fbdev: add mutex for fb_mmap
locking"

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/video/w100fb.c

@@ -748,8 +748,6 @@ int __init w100fb_probe(struct platform_device *pdev)
 		goto out;
 	}
 
-	w100fb_set_par(info);
-
 	if (register_framebuffer(info) < 0) {
 		err = -EINVAL;
 		goto out;