From: Aki Tuomi <aki.tuomi@open-xchange.com>
Date: Tue, 3 Mar 2020 11:11:59 +0000 (+0200)
Subject: lib-compression: Fix usage of i_stream_stat
X-Git-Tag: 2.3.11.2~559
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d30bb9144cbbe981c41d67aed0005ca4c19c4224;p=thirdparty%2Fdovecot%2Fcore.git

lib-compression: Fix usage of i_stream_stat

It was supposed to check that it succeeds, not fails.
---

diff --git a/src/lib-compression/istream-bzlib.c b/src/lib-compression/istream-bzlib.c
index 88e8652a10..08910b2482 100644
--- a/src/lib-compression/istream-bzlib.c
+++ b/src/lib-compression/istream-bzlib.c
@@ -192,7 +192,7 @@ static void i_stream_bzlib_sync(struct istream_private *stream)
 	struct bzlib_istream *zstream = (struct bzlib_istream *) stream;
 	const struct stat *st;
 
-	if (i_stream_stat(stream->parent, FALSE, &st) < 0) {
+	if (i_stream_stat(stream->parent, FALSE, &st) == 0) {
 		if (memcmp(&zstream->last_parent_statbuf,
 			   st, sizeof(*st)) == 0) {
 			/* a compressed file doesn't change unexpectedly,
diff --git a/src/lib-compression/istream-lz4.c b/src/lib-compression/istream-lz4.c
index 53f7947679..5728fd17aa 100644
--- a/src/lib-compression/istream-lz4.c
+++ b/src/lib-compression/istream-lz4.c
@@ -237,7 +237,7 @@ static void i_stream_lz4_sync(struct istream_private *stream)
 	struct lz4_istream *zstream = (struct lz4_istream *) stream;
 	const struct stat *st;
 
-	if (i_stream_stat(stream->parent, FALSE, &st) < 0) {
+	if (i_stream_stat(stream->parent, FALSE, &st) == 0) {
 		if (memcmp(&zstream->last_parent_statbuf,
 			   st, sizeof(*st)) == 0) {
 			/* a compressed file doesn't change unexpectedly,
diff --git a/src/lib-compression/istream-lzma.c b/src/lib-compression/istream-lzma.c
index 83ee55b2e0..faee8a8217 100644
--- a/src/lib-compression/istream-lzma.c
+++ b/src/lib-compression/istream-lzma.c
@@ -213,7 +213,7 @@ static void i_stream_lzma_sync(struct istream_private *stream)
 	struct lzma_istream *zstream = (struct lzma_istream *) stream;
 	const struct stat *st;
 
-	if (i_stream_stat(stream->parent, FALSE, &st) < 0) {
+	if (i_stream_stat(stream->parent, FALSE, &st) == 0) {
 		if (memcmp(&zstream->last_parent_statbuf,
 			   st, sizeof(*st)) == 0) {
 			/* a compressed file doesn't change unexpectedly,
diff --git a/src/lib-compression/istream-zlib.c b/src/lib-compression/istream-zlib.c
index 7de770c307..3e514cab84 100644
--- a/src/lib-compression/istream-zlib.c
+++ b/src/lib-compression/istream-zlib.c
@@ -366,7 +366,7 @@ static void i_stream_zlib_sync(struct istream_private *stream)
 	struct zlib_istream *zstream = (struct zlib_istream *) stream;
 	const struct stat *st;
 
-	if (i_stream_stat(stream->parent, FALSE, &st) < 0) {
+	if (i_stream_stat(stream->parent, FALSE, &st) == 0) {
 		if (memcmp(&zstream->last_parent_statbuf,
 			   st, sizeof(*st)) == 0) {
 			/* a compressed file doesn't change unexpectedly,