Mercurial > dovecot > core-2.2

changeset 1274:f7fc5d52ac7c HEAD

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Don't crash if something tries to write 0 bytes in headers while saving the message. This happened sometimes with mbox.
author Timo Sirainen <tss@iki.fi>
date Tue, 04 Mar 2003 20:51:02 +0200
parents 2cf2e08a6ee9
children af685269ead0
files src/lib-storage/index/index-save.c
diffstat 1 files changed, 9 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/src/lib-storage/index/index-save.c	Tue Mar 04 06:02:56 2003 +0200
+++ b/src/lib-storage/index/index-save.c	Tue Mar 04 20:51:02 2003 +0200
@@ -27,7 +27,10 @@
 {
 	size_t i, start;
 
-	i_assert(size > 0 && size <= SSIZE_T_MAX);
+	i_assert(size <= SSIZE_T_MAX);
+
+	if (size == 0)
+		return 0;
 
 	start = 0;
 	for (i = 0; i < size; i++) {
@@ -58,7 +61,10 @@
 {
 	size_t i, start;
 
-	i_assert(size > 0 && size <= SSIZE_T_MAX);
+	i_assert(size <= SSIZE_T_MAX);
+
+	if (size == 0)
+		return 0;
 
 	start = 0;
 	for (i = 0; i < size; i++) {
@@ -162,7 +168,7 @@
 	failed = FALSE;
 	for (;;) {
 		data = i_stream_get_data(input, &size);
-		if (!failed && size > 0) {
+		if (!failed) {
 			ret = write_func(output, data, size);
 			if (ret < 0) {
 				set_write_error(storage, output, path);