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SUNRPC: remove BUG_ON in __rpc_clnt_handle_event 

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@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Weston Andros Adamson 2012-10-23 10:43:25 -04:00 committed by Trond Myklebust
parent 262693482c
commit 922eeac30d
1 changed files with 5 additions and 2 deletions
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7
net/sunrpc/clnt.c
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@ -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;