ARM: Keystone: No need to preserve r12 across smc call



Register r12 is caller-save, so no need preserve it keystone_cpu_smc().

Reported-by: Dave Martin <dave.martin@linaro.org>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>

parent 55bd61c9

arch/arm/mach-keystone/smc.S

+2 −2

Original line number	Original line	Diff line number	Diff line
	@@ -22,8 +22,8 @@
	* Return: Non zero value on failure		* Return: Non zero value on failure
	*/		*/
	ENTRY(keystone_cpu_smc)		ENTRY(keystone_cpu_smc)
	stmfd sp!, {r4-r12, lr}		stmfd sp!, {r4-r11, lr}
	smc #0		smc #0
	dsb		dsb
	ldmfd sp!, {r4-r12, pc}		ldmfd sp!, {r4-r11, pc}
	ENDPROC(keystone_cpu_smc)		ENDPROC(keystone_cpu_smc)