| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.1 29/95] ARM: at91: pm: at91_pm_suspend_in_sram() must be 8-byte aligned | Date | Mon, 7 Dec 2015 09:35:23 -0500 |
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4.1-stable review patch. If anyone has any objections, please let me know.
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From: Patrick Doyle <pdoyle@irobot.com>
commit 5fcf8d1a0e84792b2bc44922c5d833dab96a9c1e upstream.
fncpy() requires that the source and the destination are both 8-byte aligned.
Signed-off-by: Patrick Doyle <pdoyle@irobot.com> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Fixes: d94e688cae56 ("ARM: at91/pm: move the copying the sram function to the sram initialization phase") Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- arch/arm/mach-at91/pm_suspend.S | 2 ++ 1 file changed, 2 insertions(+)
--- a/arch/arm/mach-at91/pm_suspend.S +++ b/arch/arm/mach-at91/pm_suspend.S @@ -81,6 +81,8 @@ tmp2 .req r5 * @r2: base address of second SDRAM Controller or 0 if not present * @r3: pm information */ +/* at91_pm_suspend_in_sram must be 8-byte aligned per the requirements of fncpy() */ + .align 3 ENTRY(at91_pm_suspend_in_sram) /* Save registers on stack */ stmfd sp!, {r4 - r12, lr}
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