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authorChristoph Hellwig <hch@lst.de>2017-05-12 16:36:49 +0300
committerChristoph Hellwig <hch@lst.de>2017-05-15 18:42:20 +0300
commit499b4988109e91b76f231fb1b4f1e53ec3260686 (patch)
treecb00c04bb34f8e82ef15bdd4d843c33a7833c80e /fs/nfs/internal.h
parentf700c72dd2f1f886f56788436b540aab95903c3f (diff)
downloadlinux-499b4988109e91b76f231fb1b4f1e53ec3260686.tar.xz
sunrpc: mark all struct rpc_procinfo instances as const
struct rpc_procinfo contains function pointers, and marking it as constant avoids it being able to be used as an attach vector for code injections. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/internal.h')
-rw-r--r--fs/nfs/internal.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index e9b4c3320e37..c21254924389 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -270,12 +270,12 @@ static inline bool nfs_match_open_context(const struct nfs_open_context *ctx1,
}
/* nfs2xdr.c */
-extern struct rpc_procinfo nfs_procedures[];
+extern const struct rpc_procinfo nfs_procedures[];
extern int nfs2_decode_dirent(struct xdr_stream *,
struct nfs_entry *, int);
/* nfs3xdr.c */
-extern struct rpc_procinfo nfs3_procedures[];
+extern const struct rpc_procinfo nfs3_procedures[];
extern int nfs3_decode_dirent(struct xdr_stream *,
struct nfs_entry *, int);
@@ -292,7 +292,7 @@ extern const u32 nfs41_maxgetdevinfo_overhead;
/* nfs4proc.c */
#if IS_ENABLED(CONFIG_NFS_V4)
-extern struct rpc_procinfo nfs4_procedures[];
+extern const struct rpc_procinfo nfs4_procedures[];
#endif
#ifdef CONFIG_NFS_V4_SECURITY_LABEL