Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=af0cd5a7c3cded50c25e98acd94912d17a0eb914
Commit: af0cd5a7c3cded50c25e98acd94912d17a0eb914
Parent: bd6cba53c524dccf72900435d29722b22f61d835
Author: WANG Cong <[EMAIL PROTECTED]>
AuthorDate: Mon Dec 17 16:19:58 2007 -0800
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Mon Dec 17 19:28:16 2007 -0800
mm/sparse.c: check the return value of sparse_index_alloc()
Since sparse_index_alloc() can return NULL on memory allocation failure,
we must deal with the failure condition when calling it.
Signed-off-by: WANG Cong <[EMAIL PROTECTED]>
Cc: Christoph Lameter <[EMAIL PROTECTED]>
Cc: Rik van Riel <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
mm/sparse.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/mm/sparse.c b/mm/sparse.c
index e06f514..d245e59 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -83,6 +83,8 @@ static int __meminit sparse_index_init(unsigned long
section_nr, int nid)
return -EEXIST;
section = sparse_index_alloc(nid);
+ if (!section)
+ return -ENOMEM;
/*
* This lock keeps two different sections from
* reallocating for the same index
-
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