qubes-linux-kernel/patches.fixes/novfs-fix-oops-in-scope-finding
2010-07-07 13:12:45 +02:00

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From: Sankar P <psankar@novell.com>
Subject: novfs: fix an oops in novfs scope-finding code
References: bnc#588579
Patch-mainline: no
This patch removes an attempt to dereference a NULL pointer,
on failed memory allocation. The addscope boolean takes care
of the ScopeUserName field's validity.
Signed-off-by: Sankar P <psankar@novell.com>
Acked-by: Jan Kara <jack@suse.cz>
---
fs/novfs/scope.c | 7 +++----
1 files changed, 3 insertions(+), 4 deletions(-)
diff --git a/tmp/linux-2.6.32-sle11sp1/fs/novfs/scope.c b/tmp/linux-2.6.32-sle11sp1/fs/novfs/scope.c
index 6de40a8..5b408f6 100644
--- a/fs/novfs/scope.c
+++ b/fs/novfs/scope.c
@@ -170,10 +170,9 @@ static struct novfs_scope_list *Scope_Find_Scope(int Create)
kfree(scope);
scope = NULL;
}
- }
-
- if (addscope) {
- novfs_add_to_root(scope->ScopeUserName);
+
+ if (scope && addscope)
+ novfs_add_to_root(scope->ScopeUserName);
}
}
--
1.6.4.2