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loader: ptable_close() should check its argument

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If the passed in table is NULL, just return.
This commit is contained in:
Toomas Soome 2019-02-18 20:29:19 +00:00
parent 256c1bca9e
commit 63f582e0f5
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=344268
1 changed files with 3 additions and 0 deletions
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3
stand/common/part.c
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@ -788,6 +788,9 @@ ptable_close(struct ptable *table)
{
struct pentry *entry;
if (table == NULL)
return;
while (!STAILQ_EMPTY(&table->entries)) {
entry = STAILQ_FIRST(&table->entries);
STAILQ_REMOVE_HEAD(&table->entries, entry);