memzap

commit 8b34827a0692d8ecd4d176fef4c2af79a47a69b4
parent cc64bc54f09eb94a4e135ec7051f6b22f5f782ba
Author: sin <sin@2f30.org>
Date:   Sun,  3 Mar 2013 21:47:12 +0000

mdiff: Inform the caller when an empty rdiff is appended

Diffstat:
M
mdiff.c
 | 
6
++----

1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/mdiff.c b/mdiff.c
@@ -149,10 +149,8 @@ mdiff_append_rdiff(int fd, struct mem_region_diff *rdiff)
 		return -EINVAL;
 
 	/* If this is an empty memory region diff, just bail out */
-	if (!rdiff->nmrdiffs) {
-		warnx("rdiff with no memory diffs, skipping");
-		return 0;
-	}
+	if (!rdiff->nmrdiffs)
+		return -EINVAL;
 
 	for (i = 0; i < rdiff->nmrdiffs; i++) {
 		md = &rdiff->mrdiffs[i];