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| author | Marcin Slusarz <marcin.slusarz@gmail.com> | 2009-09-21 17:04:29 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-22 07:17:47 -0700 |
| commit | 2f30b1f9e1b612cdd1a17daeecf514229e8d6a5f (patch) | |
| tree | 78be4b31e0fee84c34bcd53270257290098ee058 /lib/vsprintf.c | |
| parent | efc03ecb9d674588a13aee27289c2af2afe5e6b4 (diff) | |
| download | linux-stable-2f30b1f9e1b612cdd1a17daeecf514229e8d6a5f.tar.gz linux-stable-2f30b1f9e1b612cdd1a17daeecf514229e8d6a5f.tar.bz2 linux-stable-2f30b1f9e1b612cdd1a17daeecf514229e8d6a5f.zip | |
vsprintf: use WARN_ON_ONCE
Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Reviewed-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib/vsprintf.c')
| -rw-r--r-- | lib/vsprintf.c | 14 |
1 files changed, 2 insertions, 12 deletions
diff --git a/lib/vsprintf.c b/lib/vsprintf.c index d320c1816a7b..73a14b8c6d1f 100644 --- a/lib/vsprintf.c +++ b/lib/vsprintf.c @@ -1092,13 +1092,8 @@ int vsnprintf(char *buf, size_t size, const char *fmt, va_list args) /* Reject out-of-range values early. Large positive sizes are used for unknown buffer sizes. */ - if (unlikely((int) size < 0)) { - /* There can be only one.. */ - static char warn = 1; - WARN_ON(warn); - warn = 0; + if (WARN_ON_ONCE((int) size < 0)) return 0; - } str = buf; end = buf + size; @@ -1544,13 +1539,8 @@ int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf) struct printf_spec spec = {0}; - if (unlikely((int) size < 0)) { - /* There can be only one.. */ - static char warn = 1; - WARN_ON(warn); - warn = 0; + if (WARN_ON_ONCE((int) size < 0)) return 0; - } str = buf; end = buf + size; |