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[Qemu-devel] [ [PATCH 2/2] qemu-img:report size overflow error message
From: |
liguang |
Subject: |
[Qemu-devel] [ [PATCH 2/2] qemu-img:report size overflow error message |
Date: |
Fri, 7 Dec 2012 11:49:50 +0800 |
qemu-img will complain when qcow or qcow2
size overflow for 64 bits, report the right
message in this condition.
Signed-off-by: liguang <address@hidden>
---
qemu-img.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/qemu-img.c b/qemu-img.c
index e29e01b..f3209b4 100644
--- a/qemu-img.c
+++ b/qemu-img.c
@@ -353,6 +353,11 @@ static int img_create(int argc, char **argv)
ret = -1;
goto out;
}
+ if (sval == 0) {
+ error_report("Image size must be less than 8 exabytes!");
+ ret = -1;
+ goto out;
+ }
img_size = (uint64_t)sval;
}
--
1.7.2.5