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dm era: Use correct value size in equality function of writeset tree

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commit 64f2d15afe7b336aafebdcd14cc835ecf856df4b upstream.

Fix the writeset tree equality test function to use the right value size
when comparing two btree values.

Fixes: eec40579d84873 ("dm: add era target")
Cc: stable@vger.kernel.org # v3.15+
Signed-off-by: Nikos Tsironis <ntsironis@arrikto.com>
Reviewed-by: Ming-Hung Tsai <mtsai@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Nikos Tsironis 2021-01-22 17:25:55 +02:00 committed by Greg Kroah-Hartman
parent fbb85ef8cd
commit f6dbf022f4
1 changed files with 1 additions and 1 deletions
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2
drivers/md/dm-era-target.c
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@ -389,7 +389,7 @@ static void ws_dec(void *context, const void *value)
static int ws_eq(void *context, const void *value1, const void *value2)
{
return !memcmp(value1, value2, sizeof(struct writeset_metadata));
return !memcmp(value1, value2, sizeof(struct writeset_disk));
}
/*----------------------------------------------------------------*/