From: Johannes Berg <johannes@sipsolutions.net>
Date: Wed, 10 May 2006 11:31:56 +0000 (+0200)
Subject: handle negative lengths to read until eof
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=70f0fd0c55969daf2c35059ed6f34a076c244f67;p=users%2Fdwmw2%2Fcrm114-spamd.git

handle negative lengths to read until eof
---

diff --git a/dspam-spamd.c b/dspam-spamd.c
index 71161cf..4f3cb6f 100644
--- a/dspam-spamd.c
+++ b/dspam-spamd.c
@@ -83,9 +83,11 @@ int main() {
 	/* now read the message */
 	if (length > MAXSIZE)
 		ERROR(EX_IOERR, "message too big");
+	if (length < 0)
+		length = MAXSIZE;
 
 	message = malloc(length+1);
-	fread(message, 1, length, stdin);
+	length = fread(message, 1, length, stdin);
 	fclose(stdin);
 
 	if (pipe(dspam_in) || pipe(dspam_out) || pipe(dspam_err))