Print a KERN_INFO message before rpc_d_lookup_sb returns NULL, like
other error paths in that function.
Signed-off-by: Weston Andros Adamson <dros@xxxxxxxxxx>
---
net/sunrpc/clnt.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index cdc7564..abb7f5e 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -132,8 +132,10 @@ static struct dentry *rpc_setup_pipedir_sb(struct super_block *sb,
int error;
dir = rpc_d_lookup_sb(sb, dir_name);
- if (dir == NULL)
+ if (dir == NULL) {
+ pr_info("RPC: pipefs directory doesn't exist: %s\n", dir_name);
return dir;
+ }
for (;;) {
q.len = snprintf(name, sizeof(name), "clnt%x", (unsigned int)clntid++);
name[sizeof(name) - 1] = '\0';
@@ -192,7 +194,8 @@ static int __rpc_clnt_handle_event(struct rpc_clnt *clnt, unsigned long event,
case RPC_PIPEFS_MOUNT:
dentry = rpc_setup_pipedir_sb(sb, clnt,
clnt->cl_program->pipe_dir_name);
- BUG_ON(dentry == NULL);
+ if (!dentry)
+ return -ENOENT;
if (IS_ERR(dentry))
return PTR_ERR(dentry);
clnt->cl_dentry = dentry;
--
1.7.9.6 (Apple Git-31.1)
--
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