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25637: dereference prog after the NULL check.

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Clint Adams 2008-09-10 15:56:00 +00:00
parent b4ee5adc25
commit c543084471
2 changed files with 6 additions and 1 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
2008-09-10 Clint Adams <clint@zsh.org>
* 25637: Src/exec.c: dereference prog after the NULL check.
2008-09-08 Clint Adams <clint@zsh.org> 2008-09-08 Clint Adams <clint@zsh.org>
* 25636: Src/Zle/zle_tricky.c: free s before returning with an * 25636: Src/Zle/zle_tricky.c: free s before returning with an

3
Src/exec.c
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@ -4483,11 +4483,12 @@ getfpfunc(char *s, int *ksh, char **fname)
Eprog Eprog
stripkshdef(Eprog prog, char *name) stripkshdef(Eprog prog, char *name)
{ {
Wordcode pc = prog->prog; Wordcode pc;
wordcode code; wordcode code;
if (!prog) if (!prog)
return NULL; return NULL;
pc = prog->prog;
code = *pc++; code = *pc++;
if (wc_code(code) != WC_LIST || if (wc_code(code) != WC_LIST ||
(WC_LIST_TYPE(code) & (Z_SYNC|Z_END|Z_SIMPLE)) != (Z_SYNC|Z_END|Z_SIMPLE)) (WC_LIST_TYPE(code) & (Z_SYNC|Z_END|Z_SIMPLE)) != (Z_SYNC|Z_END|Z_SIMPLE))