From: René Scharfe <rene.scharfe@lsrfire.ath.cx>
Date: Mon, 22 Jun 2009 16:42:33 GMT
Subject: [PATCH] fread does not return negative on error
Message-ID: <4A3FB479.2090902@lsrfire.ath.cx>
In-Reply-To: <25e057c00906220847t15425f38maf486c291d1d2468@mail.gmail.com>

Hi,

the following patch is for git.  I just removed the unneeded check for
res == 0 from your version.  Does it look OK?

Thanks,
René

--- snip! ---
From: Roel Kluin <roel.kluin@gmail.com>

size_t res cannot be less than 0. fread returns 0 on error.

Reported-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
---
 strbuf.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/strbuf.c b/strbuf.c
index a884960..f03d117 100644
--- a/strbuf.c
+++ b/strbuf.c
@@ -260,7 +260,7 @@ size_t strbuf_fread(struct strbuf *sb, size_t size, FILE *f)
 	res = fread(sb->buf + sb->len, 1, size, f);
 	if (res > 0)
 		strbuf_setlen(sb, sb->len + res);
-	else if (res < 0 && oldalloc == 0)
+	else if (oldalloc == 0)
 		strbuf_release(sb);
 	return res;
 }