From: Gustavo Sverzut Barbieri <barbieri@profusion.mobi>
Date: Sat, 10 Dec 2011 11:21:03 +0000 (-0200)
Subject: fix snprintf usage.
X-Git-Tag: v1~55^2~22
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3b2099595b6b27cabbce60ac417d186c0a26d9d8;p=thirdparty%2Fkmod.git

fix snprintf usage.

snprintf() takes the full buffer size, including \0 and guarantees it
will be there.
---

diff --git a/libkmod/libkmod.c b/libkmod/libkmod.c
index 46cabb58..2a4c0605 100644
--- a/libkmod/libkmod.c
+++ b/libkmod/libkmod.c
@@ -368,8 +368,7 @@ static int kmod_lookup_alias_from_alias_bin(struct kmod_ctx *ctx,
 	} else{
 		char fn[PATH_MAX];
 
-		fn[PATH_MAX - 1] = '\0';
-		snprintf(fn, sizeof(fn) - 1, "%s/%s.bin", ctx->dirname,
+		snprintf(fn, sizeof(fn), "%s/%s.bin", ctx->dirname,
 						index_files[index_number]);
 
 		DBG(ctx, "file=%s name=%s\n", fn, name);