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staging: nvec: Do not print free message for tx_scratch

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The scratch area is not part of the pool and thus gets
no allocation message. Printing a free message would
be confusing, and the pointer subtraction would be
undefined behavior.

Signed-off-by: Julian Andres Klode <jak@jak-linux.org>
Acked-by: Marc Dietrich <marvin24@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Julian Andres Klode 2011-09-27 19:00:52 +02:00 committed by Greg Kroah-Hartman
parent 0cab4cb852
commit 7b77065793
1 changed files with 2 additions and 1 deletions
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3
drivers/staging/nvec/nvec.c
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@ -110,7 +110,8 @@ static struct nvec_msg *nvec_msg_alloc(struct nvec_chip *nvec)
static void nvec_msg_free(struct nvec_chip *nvec, struct nvec_msg *msg)
{
dev_vdbg(nvec->dev, "INFO: Free %ti\n", msg - nvec->msg_pool);
if (msg != &nvec->tx_scratch)
dev_vdbg(nvec->dev, "INFO: Free %ti\n", msg - nvec->msg_pool);
atomic_set(&msg->used, 0);
}