fix kmod_list_prev().

kmod_list_prev() should return NULL if the current element is the
head, not if the previous element is the head. This was likely a copy
& paste error from kmod_list_next().

diff --git a/libkmod/libkmod-list.c b/libkmod/libkmod-list.c
index 0015039b2733b6cfee4e0115477fdf4dd730ae1f..5ec33a2a2d10eeb02556fcb1d0b22aa2185f6002 100644 (file)
--- a/libkmod/libkmod-list.c
+++ b/libkmod/libkmod-list.c
@@ -280,7 +280,7 @@ KMOD_EXPORT struct kmod_list *kmod_list_prev(const struct kmod_list *list,
        if (list == NULL || curr == NULL)
                return NULL;
 
-       if (curr->node.prev == &list->node)
+       if (list == curr)
                return NULL;
 
        return container_of(curr->node.prev, struct kmod_list, node);