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authorKees Cook <keescook@chromium.org>2021-06-17 00:48:19 +0300
committerKees Cook <keescook@chromium.org>2022-02-14 03:50:06 +0300
commit938a000e3f9bead24ea753286b3e4d2423275c9e (patch)
treef3cdcabaea66b2f14b5488b6180cf552814b5aec /arch/x86/lib/memcpy_32.c
parentf68f2ff91512c199ec24883001245912afc17873 (diff)
downloadlinux-938a000e3f9bead24ea753286b3e4d2423275c9e.tar.xz
fortify: Detect struct member overflows in memmove() at compile-time
As done for memcpy(), also update memmove() to use the same tightened compile-time checks under CONFIG_FORTIFY_SOURCE. Signed-off-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'arch/x86/lib/memcpy_32.c')
-rw-r--r--arch/x86/lib/memcpy_32.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/lib/memcpy_32.c b/arch/x86/lib/memcpy_32.c
index 3a6e6cfe8c35..ef3af7ff2c8a 100644
--- a/arch/x86/lib/memcpy_32.c
+++ b/arch/x86/lib/memcpy_32.c
@@ -4,6 +4,7 @@
#undef memcpy
#undef memset
+#undef memmove
__visible void *memcpy(void *to, const void *from, size_t n)
{