Messages in this thread | | | Date | Sun, 21 Aug 2005 13:14:01 +0400 | From | Alexey Dobriyan <> | Subject | Re: use of uninitialized pointer in jffs_create() |
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On Sun, Aug 21, 2005 at 12:28:08AM +0200, Jesper Juhl wrote: > gcc kindly pointed me at jffs_create() with this warning : > > fs/jffs/inode-v23.c:1279: warning: `inode' might be used uninitialized > in this function
I don't see a warning with latest gcc-4.1 snapshot.
> And looking at the function : > > static int > jffs_create(struct inode *dir, struct dentry *dentry, int mode, > struct nameidata *nd) > { > struct jffs_raw_inode raw_inode; > struct jffs_control *c; > struct jffs_node *node; > struct jffs_file *dir_f; /* JFFS representation of the directory. */ > struct inode *inode; > int err; > > truncate_inode_pages(&inode->i_data, 0);
$ grep truncate_inode_pages -r fs/jffs/ $ ?
> I think it is correct. How on earth is that call to > truncate_inode_pages() going to avoid blowing up? inode has not yet > been initialized...
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