[Bionic][PATCH 03/12] powerpc/powernv: Export opal_check_token symbol

[Jose Ricardo Ziviani]

From: Haren Myneni <haren at linux.vnet.ibm.com>

BugLink: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1819989

Export opal_check_token symbol for modules to check the availability
of OPAL calls before using them.

Signed-off-by: Haren Myneni <haren at us.ibm.com>
Signed-off-by: Michael Ellerman <mpe at ellerman.id.au>
(cherry picked from commit 6e708000ec2c93c2bde6a46aa2d6c3e80d4eaeb9)
Signed-off-by: Jose Ricardo Ziviani <joserz at linux.ibm.com>
---
 arch/powerpc/platforms/powernv/opal.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c
index 1dc4f9f65a36..4bd365fad701 100644
--- a/arch/powerpc/platforms/powernv/opal.c
+++ b/arch/powerpc/platforms/powernv/opal.c
@@ -930,6 +930,7 @@ EXPORT_SYMBOL_GPL(opal_flash_read);
 EXPORT_SYMBOL_GPL(opal_flash_write);
 EXPORT_SYMBOL_GPL(opal_flash_erase);
 EXPORT_SYMBOL_GPL(opal_prd_msg);
+EXPORT_SYMBOL_GPL(opal_check_token);
 
 /* Convert a region of vmalloc memory to an opal sg list */
 struct opal_sg_list *opal_vmalloc_to_sg_list(void *vmalloc_addr,
-- 
2.20.1