x86: syscalls.h: remove asmlinkage from declaration of sys_rt_sigreturn()
x86: syscalls.h: remove asmlinkage from declaration of sys_rt_sigreturn()

Impact: cleanup

asmlinkage for sys_rt_sigreturn() no longer exists in arch/x86/kernel/signal.c.

Signed-off-by: Hiroshi Shimamoto <db8c2e91c9f58451d767d75787c2de778d30f637@ct.jp.nec.com>
Signed-off-by: Ingo Molnar <9dbbbf0688fedc85ad4da37637f1a64b8c718ee2@elte.hu>

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