* [PATCH 59/87] scsi: mpt3sas: remove memset after dma_alloc_coherent
@ 2019-06-27 17:44 Fuqian Huang
0 siblings, 0 replies; only message in thread
From: Fuqian Huang @ 2019-06-27 17:44 UTC (permalink / raw)
Cc: Fuqian Huang, Sathya Prakash, Chaitra P B,
Suganath Prabu Subramani, James E.J. Bottomley,
Martin K. Petersen, MPT-FusionLinux.pdl, linux-scsi,
linux-kernel
In commit af7ddd8a627c
("Merge tag 'dma-mapping-4.21' of git://git.infradead.org/users/hch/dma-mapping"),
dma_alloc_coherent has already zeroed the memory.
So memset is not needed.
Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
---
drivers/scsi/mpt3sas/mpt3sas_transport.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/drivers/scsi/mpt3sas/mpt3sas_transport.c b/drivers/scsi/mpt3sas/mpt3sas_transport.c
index 60ae2d0feb2b..b09af57840d8 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_transport.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_transport.c
@@ -1111,7 +1111,6 @@ _transport_get_expander_phy_error_log(struct MPT3SAS_ADAPTER *ioc,
}
rc = -EINVAL;
- memset(data_out, 0, sz);
phy_error_log_request = data_out;
phy_error_log_request->smp_frame_type = 0x40;
phy_error_log_request->function = 0x11;
@@ -1401,7 +1400,6 @@ _transport_expander_phy_control(struct MPT3SAS_ADAPTER *ioc,
}
rc = -EINVAL;
- memset(data_out, 0, sz);
phy_control_request = data_out;
phy_control_request->smp_frame_type = 0x40;
phy_control_request->function = 0x91;
--
2.11.0
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