From: Connor Lane Smith Date: Thu, 23 Jun 2011 19:04:50 +0000 (+0100) Subject: lsx: check snprintf X-Git-Url: https://git.danieliu.xyz/?a=commitdiff_plain;h=88d44169e9ea6c208412691c5767edca32718472;p=dmenu.git lsx: check snprintf --- diff --git a/lsx.c b/lsx.c index fd28625..e5b5c0b 100644 --- a/lsx.c +++ b/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); }