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| author | Keir Fraser <keir.fraser@citrix.com> | 2007-12-28 15:23:28 +0000 |
|---|---|---|
| committer | Keir Fraser <keir.fraser@citrix.com> | 2007-12-28 15:23:28 +0000 |
| commit | 8f8a3b56592acf31ffcbf6b6747e247dd53da355 (patch) | |
| tree | 6b7fdf56e3ede7cdb83d04371171a34b1fc2de37 /xen/common/vsprintf.c | |
| parent | f53513b012968240ba490efe873982d213a85d46 (diff) | |
| download | xen-8f8a3b56592acf31ffcbf6b6747e247dd53da355.tar.gz xen-8f8a3b56592acf31ffcbf6b6747e247dd53da355.tar.bz2 xen-8f8a3b56592acf31ffcbf6b6747e247dd53da355.zip | |
In C99 (7.19.6.2.10), the behavior of scanf("stuff... %n", ..., &n) is
said to be undefined if the value to be put is n can't fit. I guess
we can safely consider that the same applies to printf.
Signed-off-by: Samuel Thibault <samuel.thibault@citrix.com>
Diffstat (limited to 'xen/common/vsprintf.c')
| -rw-r--r-- | xen/common/vsprintf.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/xen/common/vsprintf.c b/xen/common/vsprintf.c index 7c2d5057e2..5ee5f4efce 100644 --- a/xen/common/vsprintf.c +++ b/xen/common/vsprintf.c @@ -404,8 +404,6 @@ int vsnprintf(char *buf, size_t size, const char *fmt, va_list args) case 'n': - /* FIXME: - * What does C99 say about the overflow case here? */ if (qualifier == 'l') { long * ip = va_arg(args, long *); *ip = (str - buf); @@ -424,7 +422,7 @@ int vsnprintf(char *buf, size_t size, const char *fmt, va_list args) ++str; continue; - /* integer number formats - set up the flags and "break" */ + /* integer number formats - set up the flags and "break" */ case 'o': base = 8; break; |