diff options
Diffstat (limited to 'lib/splay.c')
| -rw-r--r-- | lib/splay.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/lib/splay.c b/lib/splay.c index 98baf5d..a94e2c8 100644 --- a/lib/splay.c +++ b/lib/splay.c @@ -5,7 +5,7 @@ * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * - * Copyright (C) 1997 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al. + * Copyright (C) 1997 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al. * * This software is licensed as described in the file COPYING, which * you should have received as part of this distribution. The terms @@ -42,7 +42,7 @@ struct Curl_tree *Curl_splay(struct curltime i, { struct Curl_tree N, *l, *r, *y; - if(t == NULL) + if(!t) return t; N.smaller = N.larger = NULL; l = r = &N; @@ -50,14 +50,14 @@ struct Curl_tree *Curl_splay(struct curltime i, for(;;) { long comp = compare(i, t->key); if(comp < 0) { - if(t->smaller == NULL) + if(!t->smaller) break; if(compare(i, t->smaller->key) < 0) { y = t->smaller; /* rotate smaller */ t->smaller = y->larger; y->larger = t; t = y; - if(t->smaller == NULL) + if(!t->smaller) break; } r->smaller = t; /* link smaller */ @@ -65,14 +65,14 @@ struct Curl_tree *Curl_splay(struct curltime i, t = t->smaller; } else if(comp > 0) { - if(t->larger == NULL) + if(!t->larger) break; if(compare(i, t->larger->key) > 0) { y = t->larger; /* rotate larger */ t->larger = y->smaller; y->smaller = t; t = y; - if(t->larger == NULL) + if(!t->larger) break; } l->larger = t; /* link larger */ @@ -104,7 +104,7 @@ struct Curl_tree *Curl_splayinsert(struct curltime i, (time_t)-1, (unsigned int)-1 }; /* will *NEVER* appear */ - if(node == NULL) + if(!node) return t; if(t != NULL) { @@ -125,7 +125,7 @@ struct Curl_tree *Curl_splayinsert(struct curltime i, } } - if(t == NULL) { + if(!t) { node->smaller = node->larger = NULL; } else if(compare(i, t->key) < 0) { @@ -262,7 +262,7 @@ int Curl_splayremove(struct Curl_tree *t, } else { /* Remove the root node */ - if(t->smaller == NULL) + if(!t->smaller) x = t->larger; else { x = Curl_splay(removenode->key, t->smaller); |