[PATCH] proc/sysctl: make firmware loader table conditional

[Arnd Bergmann]

We get a link error in the firmware loader fallback table,
which now refers to the global sysctl_vals variable:

drivers/base/firmware_loader/fallback_table.o:(.data+0x2c): undefined reference 
to `sysctl_vals'
drivers/base/firmware_loader/fallback_table.o:(.data+0x30): undefined reference 
to `sysctl_vals'
drivers/base/firmware_loader/fallback_table.o:(.data+0x50): undefined reference 
to `sysctl_vals'
drivers/base/firmware_loader/fallback_table.o:(.data+0x54): undefined reference 
to `sysctl_vals'

Add an #ifdef that only builds that table when it is being
used.

Fixes: c81c506545f4 ("proc/sysctl: add shared variables for range check")
Signed-off-by: Arnd Bergmann <a...@arndb.de>
---
 drivers/base/firmware_loader/fallback_table.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/base/firmware_loader/fallback_table.c 
b/drivers/base/firmware_loader/fallback_table.c
index 58d4a1263480..ba9d30b28edc 100644
--- a/drivers/base/firmware_loader/fallback_table.c
+++ b/drivers/base/firmware_loader/fallback_table.c
@@ -23,6 +23,7 @@ struct firmware_fallback_config fw_fallback_config = {
 };
 EXPORT_SYMBOL_GPL(fw_fallback_config);
 
+#ifdef CONFIG_SYSCTL
 struct ctl_table firmware_config_table[] = {
        {
                .procname       = "force_sysfs_fallback",
@@ -45,3 +46,4 @@ struct ctl_table firmware_config_table[] = {
        { }
 };
 EXPORT_SYMBOL_GPL(firmware_config_table);
+#endif
-- 
2.20.0