From: Timo Kokkonen <timo.t.kokkonen@iki.fi>
Date: Sun, 6 Oct 2013 19:58:07 +0000 (+0300)
Subject: Fix read return value check
X-Git-Url: http://git.itanic.dy.fi/?p=log-plotter;a=commitdiff_plain;h=405e6dcf1dcbfbdcf68ebf21892d4f5a8498dff9

Fix read return value check

We wish to check against the return value of read, not the function
pointer..

Signed-off-by: Timo Kokkonen <timo.t.kokkonen@iki.fi>
---

diff --git a/main.c b/main.c
index e116477..6cfdd87 100644
--- a/main.c
+++ b/main.c
@@ -26,7 +26,7 @@ static int read_log_line(int infd, char *buf, size_t bufsize, int *offset)
 	int i;
 
 	ret = read(infd, buf + *offset, bufsize - *offset - 1);
-	if (read < 0) {
+	if (ret < 0) {
 		pr_err("read: %m\n");
 		return -1;
 	}