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fixed a segfault that occured in special cases when propagating requiredby fields during package replacements

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This commit is contained in:
Judd Vinet 2005-10-21 18:53:40 +00:00
parent ff50305a02
commit cebc7ace60
1 changed files with 7 additions and 0 deletions
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7
lib/libalpm/sync.c
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@ -590,6 +590,13 @@ int sync_commit(pmtrans_t *trans, pmdb_t *db_local)
/* replace old's name with new's name in the requiredby's dependency list */
PMList *m;
pmpkg_t *depender = db_get_pkgfromcache(db_local, k->data);
if(depender == NULL) {
/* If the depending package no longer exists in the local db,
* then it must have ALSO conflicted with sync->pkg. If
* that's the case, then we don't have anything to propagate
* here. */
continue;
}
for(m = depender->depends; m; m = m->next) {
if(!strcmp(m->data, old->name)) {
FREE(m->data);