nullPointerArithmeticRedundantCheck
ftp://ftp.de.debian.org/debian/pool/main/h/hunt/hunt_1.5.orig.tar.gz
2.18.0 hunt-1.5/c/list.c:273:16: warning: Either the condition '!l->l_first' is redundant or there is pointer arithmetic with NULL pointer. [nullPointerArithmeticRedundantCheck]
ftp://ftp.de.debian.org/debian/pool/main/k/ksh/ksh_2020.0.0+really93u+20120801.orig.tar.gz
head ksh-93u+20120801/src/lib/libast/string/chresc.c:158:27: warning: Either the condition '!e' is redundant or there is pointer arithmetic with NULL pointer. [nullPointerArithmeticRedundantCheck]
head ksh-93u+20120801/src/lib/libast/string/chresc.c:158:48: warning: Either the condition '!e' is redundant or there is pointer arithmetic with NULL pointer. [nullPointerArithmeticRedundantCheck]
ftp://ftp.de.debian.org/debian/pool/main/k/ksh93u+m/ksh93u+m_1.0.10.orig.tar.gz
head ksh-1.0.10/src/lib/libast/string/chresc.c:152:27: warning: Either the condition '!e' is redundant or there is pointer arithmetic with NULL pointer. [nullPointerArithmeticRedundantCheck]
head ksh-1.0.10/src/lib/libast/string/chresc.c:152:48: warning: Either the condition '!e' is redundant or there is pointer arithmetic with NULL pointer. [nullPointerArithmeticRedundantCheck]