Files
linux/lib
Matthew Wilcox (Oracle) 8ef58b82d1 idr: Fix idr_alloc_u32 on 32-bit systems
[ Upstream commit b7e9728f3d ]

Attempting to allocate an entry at 0xffffffff when one is already
present would succeed in allocating one at 2^32, which would confuse
everything.  Return -ENOSPC in this case, as expected.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2019-12-05 09:19:40 +01:00
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