Resolves issues reported by Oracle Parfait static analyzer:
Error: Memory leak
Memory leak [memory-leak] (CWE 401):
Memory leak of pointer pointer allocated with XGetKeyboardMapping(...)
at line 251 of app/xmodmap/exec.c in function 'PrintModifierMapping'.
pointer allocated at line 222 with XGetKeyboardMapping(...)
Error: Memory leak
Memory leak [memory-leak] (CWE 401):
Memory leak of pointer kclist allocated with malloc((n * 1))
at line 698 of app/xmodmap/handle.c in function 'do_remove'.
kclist allocated at line 662 with malloc((n * 1))
kclist leaks when num_kcs != 0 at line 676
and (j + 1) >= num_kcs at line 687
and (nc + num_kcs) > tot at line 691
and (num_kcs - 1) < 0 at line 701.
Memory leak [memory-leak] (CWE 401):
Memory leak of pointer kclist allocated with malloc((n * 1))
at line 711 of app/xmodmap/handle.c in function 'do_remove'.
kclist allocated at line 662 with malloc((n * 1))
kclist leaks when (i + 1) >= n at line 672.
Error: Memory leak
Memory leak [memory-leak] (CWE 401):
Memory leak of pointer kclist allocated with realloc(kclist, (tot * 1))
at line 711 of app/xmodmap/handle.c in function 'do_remove'.
kclist allocated at line 693 with realloc(kclist, (tot * 1))
kclist leaks when (num_kcs - 1) < 0 at line 701
and (i + 1) >= n at line 672.