From: Florin Malita <fmalita@gmail.com>

__getname() may fail and return NULL (as pointed out by Coverity 437 &
1220).

Signed-off-by: Florin Malita <fmalita@gmail.com>
Cc: Eric Van Hensbergen <ericvh@hera.kernel.org>
Cc: <rminnich@lanl.gov>
Cc: Latchesar Ionkov <lucho@ionkov.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 fs/9p/vfs_inode.c |    6 ++++++
 1 file changed, 6 insertions(+)

diff -puN fs/9p/vfs_inode.c~9pfs-missing-result-check-in-v9fs_vfs_readlink-and-v9fs_vfs_link fs/9p/vfs_inode.c
--- devel/fs/9p/vfs_inode.c~9pfs-missing-result-check-in-v9fs_vfs_readlink-and-v9fs_vfs_link	2006-06-08 00:24:50.000000000 -0700
+++ devel-akpm/fs/9p/vfs_inode.c	2006-06-08 00:24:50.000000000 -0700
@@ -1054,6 +1054,9 @@ static int v9fs_vfs_readlink(struct dent
 	int ret;
 	char *link = __getname();
 
+	if (unlikely(!link))
+		return -ENOMEM;
+
 	if (buflen > PATH_MAX)
 		buflen = PATH_MAX;
 
@@ -1227,6 +1230,9 @@ v9fs_vfs_link(struct dentry *old_dentry,
 	}
 
 	name = __getname();
+	if (unlikely(!name))
+		return -ENOMEM;
+
 	sprintf(name, "%d\n", oldfid->fid);
 	retval = v9fs_vfs_mkspecial(dir, dentry, V9FS_DMLINK, name);
 	__putname(name);
_