From f34030816d84dfbf52f259404b32b81e53c21fbb Mon Sep 17 00:00:00 2001
From: Jes Sorensen <jsorensen@fb.com>
Date: Fri, 3 Apr 2020 14:09:18 -0400
Subject: [PATCH] rpmfiArchiveRead() use signed return value to handle -1 on
 error

size_t is unsigned, so returning -1 is not going to have the expected
behavior. Fix it to return ssize_t.

Signed-off-by: Jes Sorensen <jsorensen@fb.com>
---
 lib/rpmarchive.h | 4 ++--
 lib/rpmfi.c      | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/rpmarchive.h b/lib/rpmarchive.h
index c864e5b56..2484b4d71 100644
--- a/lib/rpmarchive.h
+++ b/lib/rpmarchive.h
@@ -122,9 +122,9 @@ int rpmfiArchiveWriteFile(rpmfi fi, FD_t fd);
  * @param fi		file info
  * @param buf		pointer to buffer
  * @param size		number of bytes to read
- * @return		bytes actually read
+ * @return		bytes actually read, -1 on error
  */
-size_t rpmfiArchiveRead(rpmfi fi, void * buf, size_t size);
+ssize_t rpmfiArchiveRead(rpmfi fi, void * buf, size_t size);
 
 /** \ingroup payload
  * Has current file content stored in the archive
diff --git a/lib/rpmfi.c b/lib/rpmfi.c
index c314a8b29..af428468c 100644
--- a/lib/rpmfi.c
+++ b/lib/rpmfi.c
@@ -2261,7 +2261,7 @@ int rpmfiArchiveHasContent(rpmfi fi)
     return res;
 }
 
-size_t rpmfiArchiveRead(rpmfi fi, void * buf, size_t size)
+ssize_t rpmfiArchiveRead(rpmfi fi, void * buf, size_t size)
 {
     if (fi == NULL || fi->archive == NULL)
 	return -1;
-- 
2.27.0