[Xen-devel] [PATCH] qemu/block-vvfat.c: fix warnings with _FORTIFY_SOURCE

[Olaf Hering <olaf@xxxxxxxxx>]

In function 'snprintf',
    inlined from 'init_directories' at block-vvfat.c:868:10,
    inlined from 'vvfat_open' at block-vvfat.c:1065:24:
/usr/include/bits/stdio2.h:65:3: warning: call to __builtin___snprintf_chk will 
always overflow destination buffer

Signed-off-by: Kirill A. Shutemov <kirill@xxxxxxxxxxxxx>
Signed-off-by: Juan Quintela <quintela@xxxxxxxxxx>
Signed-off-by: Anthony Liguori <aliguori@xxxxxxxxxx>
Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>

---
 ioemu-remote/block-vvfat.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- xen-unstable.hg-4.1.22285.orig/ioemu-remote/block-vvfat.c
+++ xen-unstable.hg-4.1.22285/ioemu-remote/block-vvfat.c
@@ -865,7 +865,8 @@ static int init_directories(BDRVVVFATSta
     {
        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 */

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