[RFC PATCH V1 2/8] kasan: MODULE_VADDR is not available on all archs
From: Aneesh Kumar K.V <hidden>
Date: 2015-08-17 06:38:01
Subsystem:
kasan, memory management, the rest · Maintainers:
Andrey Ryabinin, Andrew Morton, Linus Torvalds
Conditionalize the check using #ifdef Signed-off-by: Aneesh Kumar K.V <redacted> --- mm/kasan/report.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/mm/kasan/report.c b/mm/kasan/report.c
index e07c94fbd0ac..71ce7548d914 100644
--- a/mm/kasan/report.c
+++ b/mm/kasan/report.c@@ -85,9 +85,14 @@ static void print_error_description(struct kasan_access_info *info) static inline bool kernel_or_module_addr(const void *addr) { - return (addr >= (void *)_stext && addr < (void *)_end) - || (addr >= (void *)MODULES_VADDR - && addr < (void *)MODULES_END); + if (addr >= (void *)_stext && addr < (void *)_end) + return true; +#if defined(CONFIG_MODULES) && defined(MODULES_VADDR) + if (addr >= (void *)MODULES_VADDR + && addr < (void *)MODULES_END) + return true; +#endif + return false; } static inline bool init_task_stack_addr(const void *addr)
--
2.5.0