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Ensure DynamicColumn hash lookups never see NULL pointers

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This cannot happen in these code locations, but for the purposes
of static checkers like Coverity scan (and for future proofing),
add two more guards on NULL hash table entry pointers.
This commit is contained in:
Nathan Scott
2021-08-17 14:38:19 +10:00
parent fefff80631
commit c401ac3a98
2 changed files with 6 additions and 2 deletions
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5
Action.c
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@ -174,8 +174,9 @@ static Htop_Reaction actionSetSortColumn(State* st) {
char* name = NULL;
if (fields[i] >= LAST_PROCESSFIELD) {
DynamicColumn* column = Hashtable_get(dynamicColumns, fields[i]);
if (column)
name = xStrdup(column->caption ? column->caption : column->name);
if (column == NULL)
continue;
name = xStrdup(column->caption ? column->caption : column->name);
} else {
name = String_trim(Process_fields[fields[i]].name);
}