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| author | Baoquan He <bhe@redhat.com> | 2022-06-07 18:59:56 +0800 |
|---|---|---|
| committer | akpm <akpm@linux-foundation.org> | 2022-06-16 19:48:28 -0700 |
| commit | 753df96be5d3a21cd70d8ab4f7464a868e1d2cb4 (patch) | |
| tree | 2fae7e970250796232c873041ed5d75dee545df1 /mm/usercopy.c | |
| parent | 1b23ff80b399ae4561bbfd45f7c9c98f62797304 (diff) | |
| download | net-753df96be5d3a21cd70d8ab4f7464a868e1d2cb4.tar.gz | |
mm/vmalloc: remove the redundant boundary check
In find_va_links(), when traversing the vmap_area tree, the comparing to
check if the passed in 'va' is above or below 'tmp_va' is redundant,
assuming both 'va' and 'tmp_va' has ->va_start <= ->va_end.
Here, to simplify the checking as code change.
Link: https://lkml.kernel.org/r/20220607105958.382076-3-bhe@redhat.com
Signed-off-by: Baoquan He <bhe@redhat.com>
Reviewed-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
Cc: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/usercopy.c')
0 files changed, 0 insertions, 0 deletions