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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2019-03-28 14:32:06 +0100
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2019-03-28 14:32:06 +0100
commit32aca03c2ce868d3412da0bb6ce6798c7bea357e (patch)
tree01630dc4a6935df99bf7d11d34ff8d384fed86e2 /arch/arm/lib/copy_to_user.S
parentcfbbc7703fff59c67761c93a8b1de29a79f9841c (diff)
parent60771fc402877163d07569addadcf18b86acb455 (diff)
Merge tag 'v4.9.166' into 4.9-2.3.x-imx
This is the 4.9.166 stable release
Diffstat (limited to 'arch/arm/lib/copy_to_user.S')
-rw-r--r--arch/arm/lib/copy_to_user.S6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/arm/lib/copy_to_user.S b/arch/arm/lib/copy_to_user.S
index caf5019d8161..970abe521197 100644
--- a/arch/arm/lib/copy_to_user.S
+++ b/arch/arm/lib/copy_to_user.S
@@ -94,6 +94,11 @@
ENTRY(__copy_to_user_std)
WEAK(arm_copy_to_user)
+#ifdef CONFIG_CPU_SPECTRE
+ get_thread_info r3
+ ldr r3, [r3, #TI_ADDR_LIMIT]
+ uaccess_mask_range_ptr r0, r2, r3, ip
+#endif
#include "copy_template.S"
@@ -108,4 +113,3 @@ ENDPROC(__copy_to_user_std)
rsb r0, r0, r2
copy_abort_end
.popsection
-