Messages in this thread Patch in this message | | | From | Nikanth Karthikesan <> | Subject | [PATCH 3/6] Handle possible bio_alloc failure in submit_bh | Date | Tue, 14 Apr 2009 16:36:39 +0530 |
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Handle possible bio_alloc failure in submit_bh.
Signed-off-by: Nikanth Karthikesan <knikanth@suse.de>
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Index: linux-2.6/fs/buffer.c =================================================================== --- linux-2.6.orig/fs/buffer.c +++ linux-2.6/fs/buffer.c @@ -2922,6 +2922,8 @@ int submit_bh(int rw, struct buffer_head * submit_bio -> generic_make_request may further map this bio around */ bio = bio_alloc(GFP_NOIO, 1); + if (unlikely(!bio)) + panic("Failed to allocate bio\n"); bio->bi_sector = bh->b_blocknr * (bh->b_size >> 9); bio->bi_bdev = bh->b_bdev;
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