powerpc/mm: Fix typo in IS_ENABLED()

IS_ENABLED() matches names exactly, so the missing "CONFIG_" prefix
means this code would never be built.

Also fixes a missing newline in pr_warn().

Fixes: 970d54f99cea ("powerpc/book3s64/hash: Disable 16M linear mapping size if not aligned")
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/202006050717.A2F9809E@keescook

diff --git a/arch/powerpc/mm/book3s64/hash_utils.c b/arch/powerpc/mm/book3s64/hash_utils.c
index 468169e..084287f 100644 (file)
--- a/arch/powerpc/mm/book3s64/hash_utils.c
+++ b/arch/powerpc/mm/book3s64/hash_utils.c
@@ -663,11 +663,10 @@ static void __init htab_init_page_sizes(void)
                 * Pick a size for the linear mapping. Currently, we only
                 * support 16M, 1M and 4K which is the default
                 */
-               if (IS_ENABLED(STRICT_KERNEL_RWX) &&
+               if (IS_ENABLED(CONFIG_STRICT_KERNEL_RWX) &&
                    (unsigned long)_stext % 0x1000000) {
                        if (mmu_psize_defs[MMU_PAGE_16M].shift)
-                               pr_warn("Kernel not 16M aligned, "
-                                       "disabling 16M linear map alignment");
+                               pr_warn("Kernel not 16M aligned, disabling 16M linear map alignment\n");
                        aligned = false;
                }