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Subject[PATCH 15/22] UML - Hostfs failed mount handling
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This cleans up the error handling and fixes a crash if a hostfs mount fails.

Signed-off-by: Jeff Dike <jdike@addtoit.com>

Index: linux-2.6.11/fs/hostfs/hostfs_kern.c
===================================================================
--- linux-2.6.11.orig/fs/hostfs/hostfs_kern.c 2005-04-21 10:46:18.000000000 -0400
+++ linux-2.6.11/fs/hostfs/hostfs_kern.c 2005-04-21 12:35:24.000000000 -0400
@@ -991,13 +991,17 @@
goto out_put;

err = read_inode(root_inode);
- if(err)
- goto out_put;
+ if(err){
+ /* No iput in this case because the dput does that for us */
+ dput(sb->s_root);
+ sb->s_root = NULL;
+ goto out_free;
+ }

return(0);

out_put:
- iput(root_inode);
+ iput(root_inode);
out_free:
kfree(name);
out:
-
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