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(parent: 1202700) | patch
maple_tree: fix mas_prev() and mas_find() state handling
authorLiam R. Howlett <Liam.Howlett@oracle.com>
Fri, 20 Jan 2023 16:26:07 +0000 (11:26 -0500)
committerAndrew Morton <akpm@linux-foundation.org>
Fri, 10 Feb 2023 00:51:31 +0000 (16:51 -0800)
commit17dc622c7b0f94e49bed030726df4db12ecaa6b5
treeb86501d97c04ca902b4c191a49f5e0c170f07319tree | snapshot
parent1202700c3f8cc5f7e4646c3cf05ee6f7c8bc6ccfcommit | diff
maple_tree: fix mas_prev() and mas_find() state handling

When mas_prev() does not find anything, set the state to MAS_NONE.

Handle the MAS_NONE in mas_find() like a MAS_START.

Link: https://lkml.kernel.org/r/20230120162650.984577-7-Liam.Howlett@oracle.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Reported-by: <syzbot+502859d610c661e56545@syzkaller.appspotmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
lib/maple_tree.c diff | blob | history
Domain: System / Kernel;