get_exec_env() is dereferenced without check.

https://virtuozzo.atlassian.net/browse/VSTOR-130116

Feature: !CONFIG_VE build
Signed-off-by: Vladimir Riabchun <[email protected]>
---
 fs/nfs/fs_context.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/nfs/fs_context.c b/fs/nfs/fs_context.c
index 25c3162565d8..23ee2be3dc6c 100644
--- a/fs/nfs/fs_context.c
+++ b/fs/nfs/fs_context.c
@@ -1592,7 +1592,7 @@ static int nfs_init_fs_context(struct fs_context *fc)
 {
        struct nfs_fs_context *ctx;
 
-       if (!(get_exec_env()->features & VE_FEATURE_NFS))
+       if (!(get_exec_env() && get_exec_env()->features & VE_FEATURE_NFS))
                return -ENODEV;
 
        ctx = kzalloc(sizeof(struct nfs_fs_context), GFP_KERNEL);
-- 
2.47.1

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