[PATCH] KEYS: Include linux/errno.h in linux/verification.h

[Herbert Xu]

On Sat, Aug 26, 2023 at 02:58:48PM +0800, kernel test robot wrote:
>
> All errors (new ones prefixed by >>):
> 
>    In file included from fs/ubifs/auth.c:12:
> >> include/linux/verification.h:23:11: error: use of undeclared identifier 'EINVAL'

---8<---
Add inclusion of linux/errno.h as otherwise the reference to EINVAL
may be invalid.

Fixes: f3cf4134c5c6 ("bpf: Add bpf_lookup_*_key() and bpf_key_put() kfuncs")
Reported-by: kernel test robot <lkp at intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202308261414.HKw1Mrip-lkp@intel.com/
Signed-off-by: Herbert Xu <herbert at gondor.apana.org.au>

diff --git a/include/linux/verification.h b/include/linux/verification.h
index f34e50ebcf60..cb2d47f28091 100644
--- a/include/linux/verification.h
+++ b/include/linux/verification.h
@@ -8,6 +8,7 @@
 #ifndef _LINUX_VERIFICATION_H
 #define _LINUX_VERIFICATION_H
 
+#include <linux/errno.h>
 #include <linux/types.h>
 
 /*
-- 
Email: Herbert Xu <herbert at gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt