From: Eric Dumazet <dada1@cosmosbay.com>
Date: Wed, 22 Jun 2005 21:32:51 +0000 (-0700)
Subject: [NET]: dont use strlen() but the result from a prior sprintf()
X-Git-Tag: v2.6.13-rc1~68^2~534^2~9
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f31f5f051269746179b01017fc5e3dcf6b37c67e;p=linux-2.6

[NET]: dont use strlen() but the result from a prior sprintf()

Small patch to save an unecessary call to strlen() : sprintf() gave us
the length, just trust it.

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/socket.c b/net/socket.c
index 38729af094..6f2a178819 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -383,9 +383,8 @@ int sock_map_fd(struct socket *sock)
 			goto out;
 		}
 
-		sprintf(name, "[%lu]", SOCK_INODE(sock)->i_ino);
+		this.len = sprintf(name, "[%lu]", SOCK_INODE(sock)->i_ino);
 		this.name = name;
-		this.len = strlen(name);
 		this.hash = SOCK_INODE(sock)->i_ino;
 
 		file->f_dentry = d_alloc(sock_mnt->mnt_sb->s_root, &this);