[PATCH] scsi: esas2r: Remove unnecessary casts

From: Alex Dewar
Date: Thu Aug 20 2020 - 14:14:21 EST


In a number of places in esas2r_ioctl.c, the void* returned from
pci_alloc_consistent() is cast unnecessarily. Remove casts.

Issue identified with Coccinelle.

Signed-off-by: Alex Dewar <alex.dewar90@xxxxxxxxx>
---
drivers/scsi/esas2r/esas2r_ioctl.c | 28 +++++++++++++---------------
1 file changed, 13 insertions(+), 15 deletions(-)

diff --git a/drivers/scsi/esas2r/esas2r_ioctl.c b/drivers/scsi/esas2r/esas2r_ioctl.c
index cc620f10eabc..08f4e43c7d9e 100644
--- a/drivers/scsi/esas2r/esas2r_ioctl.c
+++ b/drivers/scsi/esas2r/esas2r_ioctl.c
@@ -1548,11 +1548,10 @@ static int allocate_fw_buffers(struct esas2r_adapter *a, u32 length)

a->firmware.orig_len = length;

- a->firmware.data = (u8 *)dma_alloc_coherent(&a->pcid->dev,
- (size_t)length,
- (dma_addr_t *)&a->firmware.
- phys,
- GFP_KERNEL);
+ a->firmware.data = dma_alloc_coherent(&a->pcid->dev,
+ (size_t)length,
+ (dma_addr_t *)&a->firmware.phys,
+ GFP_KERNEL);

if (!a->firmware.data) {
esas2r_debug("buffer alloc failed!");
@@ -1895,11 +1894,11 @@ int esas2r_write_vda(struct esas2r_adapter *a, const char *buf, long off,

if (!a->vda_buffer) {
dma_addr_t dma_addr;
- a->vda_buffer = (u8 *)dma_alloc_coherent(&a->pcid->dev,
- (size_t)
- VDA_MAX_BUFFER_SIZE,
- &dma_addr,
- GFP_KERNEL);
+ a->vda_buffer = dma_alloc_coherent(&a->pcid->dev,
+ (size_t)
+ VDA_MAX_BUFFER_SIZE,
+ &dma_addr,
+ GFP_KERNEL);

a->ppvda_buffer = dma_addr;
}
@@ -2064,11 +2063,10 @@ int esas2r_write_fs(struct esas2r_adapter *a, const char *buf, long off,
re_allocate_buffer:
a->fs_api_buffer_size = length;

- a->fs_api_buffer = (u8 *)dma_alloc_coherent(
- &a->pcid->dev,
- (size_t)a->fs_api_buffer_size,
- (dma_addr_t *)&a->ppfs_api_buffer,
- GFP_KERNEL);
+ a->fs_api_buffer = dma_alloc_coherent(&a->pcid->dev,
+ (size_t)a->fs_api_buffer_size,
+ (dma_addr_t *)&a->ppfs_api_buffer,
+ GFP_KERNEL);
}
}

--
2.28.0