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[Qemu-trivial] [Qemu-devel][PATCH v4] correct error message qemu-img rep


From: liguang
Subject: [Qemu-trivial] [Qemu-devel][PATCH v4] correct error message qemu-img reported
Date: Mon, 5 Nov 2012 15:41:40 +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 |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diff --git a/qemu-img.c b/qemu-img.c
index b41e670..d9434ad 100644
--- a/qemu-img.c
+++ b/qemu-img.c
@@ -340,7 +340,12 @@ static int img_create(int argc, char **argv)
         int64_t sval;
         char *end;
         sval = strtosz_suffix(argv[optind++], &end, STRTOSZ_DEFSUFFIX_B);
-        if (sval < 0 || *end) {
+        if (sval < 0) {
+            error_report("Image size must be less than 8 exabytes!");
+            ret = -1;
+            goto out;
+        }
+        if (*end) {
             error_report("Invalid image size specified! You may use k, M, G or 
"
                   "T suffixes for ");
             error_report("kilobytes, megabytes, gigabytes and terabytes.");
-- 
1.7.1




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