faces: fix memory leaks

2 files changed, 14 insertions, 3 deletions

diff --git a/sys/src/cmd/faces/facedb.c b/sys/src/cmd/faces/facedb.c
index 8cbb1a79d..380670fbf 100644
--- a/sys/src/cmd/faces/facedb.c
+++ b/sys/src/cmd/faces/facedb.c
@@ -270,8 +270,10 @@ tryfindfiledir(char *dom, char *user, char *dir)
 	 * Ignore 512x512 directories.
 	 * Save 48x48 directories for later.
 	 */
-	if((fd = open(dir, OREAD)) < 0)
+	if((fd = open(dir, OREAD)) < 0){
+		free(dom);
 		return nil;
+	}
 	while((n = dirread(fd, &d)) > 0){
 		for(i=0; i<n; i++){
 			if((d[i].mode&DMDIR)
@@ -288,6 +290,7 @@ tryfindfiledir(char *dom, char *user, char *dir)
 					free(dom);
 					return x;
 				}
+				free(ndir);
 			}
 		}
 		free(d);
@@ -340,8 +343,12 @@ findfile(Face *f, char *dom, char *user)
 	}
 	if(dom == nil)
 		dom = facedom;
-	if(homeface == nil)
-		homeface = smprint("%s/lib/face", getenv("home"));
+	if(homeface == nil){
+		if((p = getenv("home")) != nil){
+			homeface = smprint("%s/lib/face", p);
+			free(p);
+		}
+	}
 
 	f->unknown = 0;
 	if((p = tryfindfile(dom, user)) != nil)
@@ -575,4 +582,5 @@ findbit(Face *f)
 		replclipr(f->bit, 1, Rect(0, 0, Facesize, Facesize));
 		f->mask = nil;
 	}
+	free(fn);
 }
diff --git a/sys/src/cmd/faces/util.c b/sys/src/cmd/faces/util.c
index 2f4f17ea8..bde1ef30c 100644
--- a/sys/src/cmd/faces/util.c
+++ b/sys/src/cmd/faces/util.c
@@ -14,6 +14,7 @@ emalloc(ulong sz)
 		exits("mem");
 	}
 	memset(v, 0, sz);
+	setmalloctag(v, getcallerpc(&sz));
 	return v;
 }
 
@@ -25,6 +26,7 @@ erealloc(void *v, ulong sz)
 		fprint(2, "out of memory allocating %ld\n", sz);
 		exits("mem");
 	}
+	setrealloctag(v, getcallerpc(&sz));
 	return v;
 }
 
@@ -36,6 +38,7 @@ estrdup(char *s)
 		fprint(2, "out of memory in strdup(%.10s)\n", s);
 		exits("mem");
 	}
+	setmalloctag(t, getcallerpc(&s));
 	return t;
 }