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r19080: Fix a potential NULL dereference

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This commit is contained in:
Volker Lendecke
2006-10-04 21:07:05 +00:00
committed by Gerald (Jerry) Carter
parent 7b6738522a
commit 682b490c23
1 changed files with 7 additions and 0 deletions
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7
source/lib/util.c
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@@ -312,6 +312,13 @@ void add_gid_to_array_unique(TALLOC_CTX *mem_ctx, gid_t gid,
{ {
int i; int i;
if ((*num_gids != 0) && (*gids == NULL)) {
/*
* A former call to this routine has failed to allocate memory
*/
return;
}
for (i=0; i<*num_gids; i++) { for (i=0; i<*num_gids; i++) {
if ((*gids)[i] == gid) if ((*gids)[i] == gid)
return; return;