skeletonfb: more corrections
skeletonfb: more corrections

More corrections to skeletonfb.c file:
- fixed types of more arguments
- removed returned values in void functions
- removed not existing fb_poll function
- fixed closing comment typo
- corrected misleading constant name ADDR

Signed-off-by: Krzysztof Helt <e36322531041744f35a39a40f0faffcfb5b388ff@wp.pl>
Acked-By: James Simmons <345008440c885d4763d50f58e545b9839f60f79f@infradead.org>
Signed-off-by: Antonino Daplas <be03a811842969f6b435f66cb85a30eb479a8702@gmail.com>
Signed-off-by: Andrew Morton <5c1e68b099950c134891f0b6e179498a8ebe9cf9@linux-foundation.org>
Signed-off-by: Linus Torvalds <69652caca27c8b940640ad396ab71f93cacec34f@linux-foundation.org>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs