Messages in this thread Patch in this message | | | Date | Fri, 17 Mar 2006 19:10:01 GMT | From | Eric Van Hensbergen <> | Subject | [PATCH] v9fs: fix vfs inode derefrence before NULL check |
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Subject: [PATCH] Fix vfs_inode dereference before NULL check From: Eugene Teo <eugene.teo@eugeneteo.net> Date: 1142478004 +0800
__getname, which in turn will call kmem_cache_alloc, may return NULL.
Coverity bug #977
Signed-off-by: Eugene Teo <eugene.teo@eugeneteo.net> Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
---
fs/9p/vfs_inode.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)
f59413fce41e7979075143d1a8b1d0359c4210bf diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c index 3ad8455..3438e6a 100644 --- a/fs/9p/vfs_inode.c +++ b/fs/9p/vfs_inode.c @@ -1254,6 +1254,8 @@ v9fs_vfs_mknod(struct inode *dir, struct return -EINVAL; name = __getname(); + if (!name) + return -EINVAL; /* build extension */ if (S_ISBLK(mode)) sprintf(name, "b %u %u", MAJOR(rdev), MINOR(rdev)); -- 1.1.0 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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