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btrfs-progs: catch memory allocation failure in btrfs_split_item 

Do the dumb BUG_ON now, the function needs more changes to handle all
errors.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2016-01-06 15:52:11 +01:00
parent ef45c6b9db
commit b98ad87a03
1 changed files with 1 additions and 0 deletions
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ctree.c
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@ -2243,6 +2243,7 @@ split:
buf = kmalloc(item_size, GFP_NOFS); buf = kmalloc(item_size, GFP_NOFS);
BUG_ON(!buf);
read_extent_buffer(leaf, buf, btrfs_item_ptr_offset(leaf, read_extent_buffer(leaf, buf, btrfs_item_ptr_offset(leaf,
path->slots[0]), item_size); path->slots[0]), item_size);
slot = path->slots[0] + 1; slot = path->slots[0] + 1;