projects/linux·commit 098107a0

Merge branch 'hotfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6

098107a0 · Linus Torvalds <[email protected]> · 2008-04-08 18:26:31 -07:00

* 'hotfixes' of git://git.linux-nfs.org/projects/trondmy/nfs-2.6:
  SUNRPC: Fix a memory leak in rpc_create()
  fix bug - executing FDPIC ELF on NFS mount triggers BUG() at mm/nommu.c:862:/do_mmap_private()
  NFS: initialize flags field in nfs_open_context
  SUNRPC: don't call flush_dcache_page() with an invalid pointer
Commit
098107a01a2d427d0be9c19ae5bc9a410efed0c9
Parents
f8e30e44 · ed13c27e

Merge commit. Changes below are compared with the first parent: f8e30e44.

Changes

4 files changed · +11 −7

FileStatusAddDelContent
fs/nfs/file.cmodified+4−0View file
fs/nfs/inode.cmodified+1−0View file
net/sunrpc/clnt.cmodified+0−4View file
net/sunrpc/xdr.cmodified+6−3View file

fs/nfs/file.c

View file
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index ef57a5a..5d2e9d9 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -64,7 +64,11 @@ const struct file_operations nfs_file_operations = {
.write = do_sync_write,
.aio_read = nfs_file_read,
.aio_write = nfs_file_write,
+#ifdef CONFIG_MMU
.mmap = nfs_file_mmap,
+#else
+ .mmap = generic_file_mmap,
+#endif
.open = nfs_file_open,
.flush = nfs_file_flush,
.release = nfs_file_release,

fs/nfs/inode.c

View file
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index a4c7cf2..6f88d7c 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -506,6 +506,7 @@ static struct nfs_open_context *alloc_nfs_open_context(struct vfsmount *mnt, str
ctx->cred = get_rpccred(cred);
ctx->state = NULL;
ctx->lockowner = current->files;
+ ctx->flags = 0;
ctx->error = 0;
ctx->dir_cookie = 0;
atomic_set(&ctx->count, 1);

net/sunrpc/clnt.c

View file
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 8c6a7f1..8834d68 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -261,10 +261,6 @@ struct rpc_clnt *rpc_create(struct rpc_create_args *args)
};
char servername[48];
- xprt = xprt_create_transport(&xprtargs);
- if (IS_ERR(xprt))
- return (struct rpc_clnt *)xprt;
-
/*
* If the caller chooses not to specify a hostname, whip
* up a string representation of the passed-in address.

net/sunrpc/xdr.c

View file
diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c
index 995c3fd..79a55d5 100644
--- a/net/sunrpc/xdr.c
+++ b/net/sunrpc/xdr.c
@@ -244,7 +244,7 @@ _copy_to_pages(struct page **pages, size_t pgbase, const char *p, size_t len)
pgto = pages + (pgbase >> PAGE_CACHE_SHIFT);
pgbase &= ~PAGE_CACHE_MASK;
- do {
+ for (;;) {
copy = PAGE_CACHE_SIZE - pgbase;
if (copy > len)
copy = len;
@@ -253,6 +253,10 @@ _copy_to_pages(struct page **pages, size_t pgbase, const char *p, size_t len)
memcpy(vto + pgbase, p, copy);
kunmap_atomic(vto, KM_USER0);
+ len -= copy;
+ if (len == 0)
+ break;
+
pgbase += copy;
if (pgbase == PAGE_CACHE_SIZE) {
flush_dcache_page(*pgto);
@@ -260,8 +264,7 @@ _copy_to_pages(struct page **pages, size_t pgbase, const char *p, size_t len)
pgto++;
}
p += copy;
-
- } while ((len -= copy) != 0);
+ }
flush_dcache_page(*pgto);
}