Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5bd5f5812bfa753218e02cb773e06ede48055798
Commit: 5bd5f5812bfa753218e02cb773e06ede48055798
Parent: cd123012d99fde4759500fee611e724e4f3016e3
Author: Akinobu Mita <[EMAIL PROTECTED]>
AuthorDate: Wed May 9 02:34:51 2007 -0700
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Wed May 9 12:30:54 2007 -0700
sunrpc: fix error path in module_init
register_rpc_pipefs() needs to clean up rpc_inode_cache
by kmem_cache_destroy() on register_filesystem() failure.
init_sunrpc() needs to unregister rpc_pipe_fs by unregister_rpc_pipefs()
when rpc_init_mempool() returns error.
Signed-off-by: Akinobu Mita <[EMAIL PROTECTED]>
Cc: Neil Brown <[EMAIL PROTECTED]>
Cc: Trond Myklebust <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
net/sunrpc/rpc_pipe.c | 9 ++++++++-
net/sunrpc/sunrpc_syms.c | 6 ++++--
2 files changed, 12 insertions(+), 3 deletions(-)
diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c
index ad39b47..a2f1893 100644
--- a/net/sunrpc/rpc_pipe.c
+++ b/net/sunrpc/rpc_pipe.c
@@ -845,6 +845,8 @@ init_once(void * foo, struct kmem_cache * cachep, unsigned
long flags)
int register_rpc_pipefs(void)
{
+ int err;
+
rpc_inode_cachep = kmem_cache_create("rpc_inode_cache",
sizeof(struct rpc_inode),
0, (SLAB_HWCACHE_ALIGN|SLAB_RECLAIM_ACCOUNT|
@@ -852,7 +854,12 @@ int register_rpc_pipefs(void)
init_once, NULL);
if (!rpc_inode_cachep)
return -ENOMEM;
- register_filesystem(&rpc_pipe_fs_type);
+ err = register_filesystem(&rpc_pipe_fs_type);
+ if (err) {
+ kmem_cache_destroy(rpc_inode_cachep);
+ return err;
+ }
+
return 0;
}
diff --git a/net/sunrpc/sunrpc_syms.c b/net/sunrpc/sunrpc_syms.c
index 43ecf62..0d35bc7 100644
--- a/net/sunrpc/sunrpc_syms.c
+++ b/net/sunrpc/sunrpc_syms.c
@@ -146,9 +146,11 @@ init_sunrpc(void)
int err = register_rpc_pipefs();
if (err)
goto out;
- err = rpc_init_mempool() != 0;
- if (err)
+ err = rpc_init_mempool();
+ if (err) {
+ unregister_rpc_pipefs();
goto out;
+ }
#ifdef RPC_DEBUG
rpc_register_sysctl();
#endif
-
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