commit 88d44169e9ea6c208412691c5767edca32718472
from: Connor Lane Smith <cls@lubutu.com>
date: Thu Jun 23 19:04:50 2011 UTC

lsx: check snprintf

commit - 86e9e6f1ecc4711d8fe447f5c0f2c1bd0feb8568
commit + 88d44169e9ea6c208412691c5767edca32718472
blob - fd286258d0433dbbe2c203be4859ed4e74facd2b
blob + e5b5c0beada22a4663781c48df082793d25c4990
--- lsx.c
+++ lsx.c
@@ -30,10 +30,9 @@ lsx(const char *dir) {
 		perror(dir);
 		return;
 	}
-	while((d = readdir(dp))) {
-		snprintf(buf, sizeof buf, "%s/%s", dir, d->d_name);
-		if(!stat(buf, &st) && S_ISREG(st.st_mode) && access(buf, X_OK) == 0)
+	while((d = readdir(dp)))
+		if(snprintf(buf, sizeof buf, "%s/%s", dir, d->d_name) < sizeof buf
+		&& !stat(buf, &st) && S_ISREG(st.st_mode) && access(buf, X_OK) == 0)
 			puts(d->d_name);
-	}
 	closedir(dp);
 }