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PR: 7522

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Correct bug in the inverse operator optimisation code which caused segv
on ! without a following expression.
This commit is contained in:
Peter Hawkins 1998-08-10 10:29:11 +00:00
parent 190693af18
commit 449cc391d9
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=38223
1 changed files with 1 additions and 1 deletions
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usr.bin/find/operator.c
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@ -190,7 +190,7 @@ not_squish(plan)
int notlevel = 1;
node = yanknode(&plan);
while (node->type == N_NOT) {
while ((node != NULL) && (node->type == N_NOT)) {
++notlevel;
node = yanknode(&plan);
}