From 711c59e3a6dc6d502955a163c498e6fb3c5922f0 Mon Sep 17 00:00:00 2001 From: Joachim Nilsson Date: Thu, 26 Mar 2020 08:10:23 +0100 Subject: [PATCH] telnet: Refactor, rename local variable Signed-off-by: Joachim Nilsson --- src/telnet.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/src/telnet.c b/src/telnet.c index 4877c51..ae41fc7 100644 --- a/src/telnet.c +++ b/src/telnet.c @@ -44,7 +44,7 @@ sdbuf_t *telnet_open(int addr, short port) struct sockaddr_in *sin; struct sockaddr s; sdbuf_t *ctx; - int saved_errno; + int saved; ctx = (sdbuf_t *)malloc(sizeof(sdbuf_t)); if (!ctx) { @@ -61,12 +61,12 @@ sdbuf_t *telnet_open(int addr, short port) ctx->sd = socket(PF_INET, SOCK_STREAM, 0); if (-1 == ctx->sd) { - saved_errno = errno; + saved = errno; // perror ("Failed creating socket"); free(ctx->buf); free(ctx); - errno = saved_errno; + errno = saved; return NULL; } @@ -75,10 +75,10 @@ sdbuf_t *telnet_open(int addr, short port) sin->sin_port = port; sin->sin_addr.s_addr = addr; if (-1 == connect(ctx->sd, &s, sizeof(s))) { - saved_errno = errno; + saved = errno; // perror ("Cannot connect to telnet daemon"); telnet_close(ctx); - errno = saved_errno; + errno = saved; return NULL; }