libburnia/libisofs
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Closed a memory leak which happened in case of memory shortage.

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This commit is contained in:
Thomas Schmitt 2011-04-11 20:49:03 +02:00
parent ae5ab4a08f
commit 81608815ae
1 changed files with 11 additions and 10 deletions
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21
libisofs/tree.c
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@ -968,32 +968,33 @@ int iso_tree_path_to_node(IsoImage *image, const char *path, IsoNode **node)
char *iso_tree_get_node_path(IsoNode *node)
{
if (node == NULL || node->parent == NULL) {
char *path = NULL, *parent_path = NULL;
if (node == NULL || node->parent == NULL)
return NULL;
}
if ((IsoNode*)node->parent == node) {
return strdup("/");
} else {
char *path = NULL, *parent_path;
parent_path = iso_tree_get_node_path((IsoNode*)node->parent);
if (parent_path == NULL) {
return NULL;
}
if (parent_path == NULL)
goto ex;
if (strlen(parent_path) == 1) {
path = calloc(1, strlen(node->name) + 2);
if (path == NULL)
return NULL;
goto ex;
sprintf(path, "/%s", node->name);
} else {
path = calloc(1, strlen(parent_path) + strlen(node->name) + 2);
if (path == NULL)
return NULL;
goto ex;
sprintf(path, "%s/%s", parent_path, node->name);
}
free(parent_path);
return path;
}
ex:;
if (parent_path != NULL)
free(parent_path);
return path;
}
/* ------------------------- tree cloning ------------------------------ */