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| author | Kees Cook <keescook@chromium.org> | 2014-06-10 10:54:06 -0700 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2014-06-11 17:04:03 +1000 |
| commit | 50b66dbf876a10e35604fe325dc307811fb17a1b (patch) | |
| tree | dfae1d7c99a327be7ae85c1ba866050f72c17f9e /arch | |
| parent | 3752e453f6bafd78e5586cc2b2e33ee4b6e1566d (diff) | |
| download | linux-50b66dbf876a10e35604fe325dc307811fb17a1b.tar.gz linux-50b66dbf876a10e35604fe325dc307811fb17a1b.tar.bz2 linux-50b66dbf876a10e35604fe325dc307811fb17a1b.zip | |
powerpc/xmon: avoid format string leaking to printk
This makes sure format strings cannot leak into printk (the string has
already been correctly processed for format arguments).
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/xmon/nonstdio.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/xmon/nonstdio.c b/arch/powerpc/xmon/nonstdio.c index bce3dcfe5058..c98748617896 100644 --- a/arch/powerpc/xmon/nonstdio.c +++ b/arch/powerpc/xmon/nonstdio.c @@ -122,7 +122,7 @@ void xmon_printf(const char *format, ...) if (n && rc == 0) { /* No udbg hooks, fallback to printk() - dangerous */ - printk(xmon_outbuf); + printk("%s", xmon_outbuf); } } |