Commit ddf08f4b authored May 07, 2010 by Dan Carpenter Committed by Boaz Harrosh May 17, 2010

exofs: confusion between kmap() and kmap_atomic() api



For kmap_atomic() we call kunmap_atomic() on the returned pointer.
That's different from kmap() and kunmap() and so it's easy to get them
backwards.

Cc: Stable <stable@kernel.org>
Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Boaz Harrosh <bharrosh@panasas.com>

parent 200b0700

fs/exofs/dir.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -608,7 +608,7 @@ int exofs_make_empty(struct inode inode, struct inode parent)
		de->inode_no = cpu_to_le64(parent->i_ino);
		memcpy(de->name, PARENT_DIR, sizeof(PARENT_DIR));
		exofs_set_de_type(de, inode);
		kunmap_atomic(page, KM_USER0);
		kunmap_atomic(kaddr, KM_USER0);
		err = exofs_commit_chunk(page, 0, chunk_size);
		fail:
		page_cache_release(page);

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