Do not reset get_regs_error unnecessarily
Do not reset get_regs_error unnecessarily

As get_regs() is now guaranteed to set get_regs_error,
there is no need to reset get_regs_error before get_regs() call.

* strace.c (trace): Call clear_regs() iff !WIFSTOPPED.

geekboxzone/mmallow_external_strace,AOSP-YU/platform_external_strace,vrastogi/strace,cuviper/strace,Distrotech/strace,TeamExodus/external_strace,YUPlayGodDev/platform_external_strace,Yu-AndroidM/android_external_strace,cuviper/strace,MonkeyZZZZ/platform_external_strace,Infinitive-OS/platform_external_strace,TeamExodus/external_strace,vrastogi/strace,AOSP-YU/platform_external_strace,bigzz/strace_android,geofft/strace,Distrotech/strace,cuviper/strace,Yu-AndroidM/android_external_strace,AOSP-YU/platform_external_strace,geekboxzone/mmallow_external_strace,Saruta/strace,AOSP-YU/platform_external_strace,MonkeyZZZZ/platform_external_strace,Distrotech/strace,Yu-AndroidM/android_external_strace,Saruta/strace,TeamExodus/external_strace,geofft/strace,cuviper/strace,bigzz/strace_android,bigzz/strace_android,cuviper/strace,TeamExodus/external_strace,Yu-AndroidM/android_external_strace,Infinitive-OS/platform_external_strace,vrastogi/strace,YUPlayGodDev/platform_external_strace,YUPlayGodDev/platform_external_strace,YUPlayGodDev/platform_external_strace,geofft/strace,bigzz/strace_android,Infinitive-OS/platform_external_strace,Distrotech/strace,geekboxzone/mmallow_external_strace,geekboxzone/mmallow_external_strace,geofft/strace,Saruta/strace,MonkeyZZZZ/platform_external_strace,MonkeyZZZZ/platform_external_strace,MonkeyZZZZ/platform_external_strace,vrastogi/strace,AOSP-YU/platform_external_strace,Infinitive-OS/platform_external_strace,geekboxzone/mmallow_external_strace,YUPlayGodDev/platform_external_strace,kapdop/android_external_strace,kapdop/android_external_strace,TeamExodus/external_strace,vrastogi/strace,kapdop/android_external_strace,Yu-AndroidM/android_external_strace,Saruta/strace,geofft/strace,kapdop/android_external_strace,kapdop/android_external_strace,Infinitive-OS/platform_external_strace,Distrotech/strace,Saruta/strace,bigzz/strace_android