64 lines
2.1 KiB
Diff
64 lines
2.1 KiB
Diff
From e69a45b96be09d25429175fa8f0f85e3d7fab5a8 Mon Sep 17 00:00:00 2001
|
|
Message-Id: <e69a45b96be09d25429175fa8f0f85e3d7fab5a8.1277191832.git.amit.shah@redhat.com>
|
|
From: Kirill A. Shutemov <kirill@shutemov.name>
|
|
Date: Wed, 20 Jan 2010 00:56:14 +0100
|
|
Subject: [PATCH] block/vvfat.c: fix warnings with _FORTIFY_SOURCE
|
|
|
|
CC block/vvfat.o
|
|
cc1: warnings being treated as errors
|
|
block/vvfat.c: In function 'commit_one_file':
|
|
block/vvfat.c:2259: error: ignoring return value of 'ftruncate', declared with attribute warn_unused_result
|
|
make: *** [block/vvfat.o] Error 1
|
|
CC block/vvfat.o
|
|
In file included from /usr/include/stdio.h:912,
|
|
from ./qemu-common.h:19,
|
|
from block/vvfat.c:27:
|
|
In function 'snprintf',
|
|
inlined from 'init_directories' at block/vvfat.c:871,
|
|
inlined from 'vvfat_open' at block/vvfat.c:1068:
|
|
/usr/include/bits/stdio2.h:65: error: call to __builtin___snprintf_chk will always overflow destination buffer
|
|
make: *** [block/vvfat.o] Error 1
|
|
|
|
Signed-off-by: Kirill A. Shutemov <kirill@shutemov.name>
|
|
Signed-off-by: Juan Quintela <quintela@redhat.com>
|
|
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
|
|
(cherry picked from commit 2dedf83ef0cc3463783d6b71bf1b25476f691f3a)
|
|
|
|
This fixes Fedora bug 605202.
|
|
|
|
Signed-off-by: Amit Shah <amit.shah@redhat.com>
|
|
---
|
|
block/vvfat.c | 9 +++++++--
|
|
1 files changed, 7 insertions(+), 2 deletions(-)
|
|
|
|
diff --git a/block/vvfat.c b/block/vvfat.c
|
|
index c1acb35..592d6e6 100644
|
|
--- a/block/vvfat.c
|
|
+++ b/block/vvfat.c
|
|
@@ -868,7 +868,8 @@ static int init_directories(BDRVVVFATState* s,
|
|
{
|
|
direntry_t* entry=array_get_next(&(s->directory));
|
|
entry->attributes=0x28; /* archive | volume label */
|
|
- snprintf((char*)entry->name,11,"QEMU VVFAT");
|
|
+ memcpy(entry->name,"QEMU VVF",8);
|
|
+ memcpy(entry->extension,"AT ",3);
|
|
}
|
|
|
|
/* Now build FAT, and write back information into directory */
|
|
@@ -2256,7 +2257,11 @@ static int commit_one_file(BDRVVVFATState* s,
|
|
c = c1;
|
|
}
|
|
|
|
- ftruncate(fd, size);
|
|
+ if (ftruncate(fd, size)) {
|
|
+ perror("ftruncate()");
|
|
+ close(fd);
|
|
+ return -4;
|
|
+ }
|
|
close(fd);
|
|
|
|
return commit_mappings(s, first_cluster, dir_index);
|
|
--
|
|
1.7.0.1
|
|
|