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authorKees Cook <keescook@chromium.org>2014-03-15 13:11:18 -0700
committerTony Luck <tony.luck@intel.com>2014-03-28 15:49:04 -0700
commit4c332c3238ab41fa9bc18d6ccb8e8aec1c87a426 (patch)
tree28acb5d259ed661881b7488842df111cf454f374 /arch/ia64
parentd21114236d0e1232023cb8c84bd29e06810f6a2f (diff)
downloadlinux-4c332c3238ab41fa9bc18d6ccb8e8aec1c87a426.tar.bz2
[IA64] Keep format strings from leaking into printk
The buffer being sent to printk has already had format strings resolved. The string should not be reinterpreted again to avoid any unintended format strings from leaking into printk. Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/kernel/mca.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index b8edfa75a83f..601502ab7141 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -217,7 +217,7 @@ void ia64_mca_printk(const char *fmt, ...)
/* Copy the output into mlogbuf */
if (oops_in_progress) {
/* mlogbuf was abandoned, use printk directly instead. */
- printk(temp_buf);
+ printk("%s", temp_buf);
} else {
spin_lock(&mlogbuf_wlock);
for (p = temp_buf; *p; p++) {
@@ -268,7 +268,7 @@ void ia64_mlogbuf_dump(void)
}
*p = '\0';
if (temp_buf[0])
- printk(temp_buf);
+ printk("%s", temp_buf);
mlogbuf_start = index;
mlogbuf_timestamp = 0;