From: Sasha Levin <levinsasha928@gmail.com>
Date: Wed, 2 Nov 2011 05:41:08 +0000 (+0200)
Subject: kvm tools: Modify behaviour on missing ops ptr
X-Git-Tag: next-20111103~2^2~7
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=a74299e691f0177403e4e209821fb0e997051876;p=karo-tx-linux.git

kvm tools: Modify behaviour on missing ops ptr

In case a read or write op ptr is missing simply ignore it instead of
critically failing. This provides an easier way to prevent read or write
in specific scenarios.

Signed-off-by: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
---

diff --git a/tools/kvm/disk/core.c b/tools/kvm/disk/core.c
index 9a84f3946d49..4f51cbef06fb 100644
--- a/tools/kvm/disk/core.c
+++ b/tools/kvm/disk/core.c
@@ -147,7 +147,7 @@ ssize_t disk_image__read(struct disk_image *disk, u64 sector, const struct iovec
 			return -1;
 		}
 	} else {
-		die("No disk image operation for read\n");
+		/* Do nothing */
 	}
 
 	return total;
@@ -174,7 +174,7 @@ ssize_t disk_image__write(struct disk_image *disk, u64 sector, const struct iove
 			return -1;
 		}
 	} else {
-		die("No disk image operation for read\n");
+		/* Do nothing */
 	}
 
 	return total;