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53738: Fix memory leak in command substitution.

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This happened if the substituion had a here document but the parse failed.
This commit is contained in:
Peter Stephenson 2025-06-10 16:56:41 +01:00
parent 4171ca5648
commit 96beb5ced9
2 changed files with 7 additions and 0 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2025-06-10 Peter Stephenson <p.stephenson@samsung.com>
* 53738: Src/parse.c: memory leak in here doc in failed command
substitution.
2025-06-05 Mikael Magnusson <mikachu@gmail.com> 2025-06-05 Mikael Magnusson <mikachu@gmail.com>
* unposted: Completion/Unix/Command/_subversion: fix return * unposted: Completion/Unix/Command/_subversion: fix return

2
Src/parse.c
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@ -340,6 +340,7 @@ parse_context_restore(const struct parse_stack *ps, int toplevel)
inrepeat_ = ps->inrepeat_; inrepeat_ = ps->inrepeat_;
intypeset = ps->intypeset; intypeset = ps->intypeset;
clear_hdocs();
hdocs = ps->hdocs; hdocs = ps->hdocs;
eclen = ps->eclen; eclen = ps->eclen;
ecused = ps->ecused; ecused = ps->ecused;
@ -583,6 +584,7 @@ empty_eprog(Eprog p)
return (!p || !p->prog || *p->prog == WCB_END()); return (!p || !p->prog || *p->prog == WCB_END());
} }
/**/
static void static void
clear_hdocs(void) clear_hdocs(void)
{ {