From: "Gustavo A. R. Silva" <gustavoars@kernel.org>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org,
"Gustavo A. R. Silva" <gustavo@embeddedor.com>
Subject: [PATCH] staging: rts5208: Assign array_size() to a variable
Date: Fri, 10 Jul 2020 13:33:50 -0500 [thread overview]
Message-ID: <20200710183350.GA8376@embeddedor> (raw)
Assign array_size() to variable _size_ and use it in multiple places.
This issue was found with the help of Coccinelle and, audited and fixed
manually.
Addresses-KSPP-ID: https://github.com/KSPP/linux/issues/83
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
---
drivers/staging/rts5208/rtsx_chip.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/staging/rts5208/rtsx_chip.c b/drivers/staging/rts5208/rtsx_chip.c
index c6f9375468eb..ee9ddc4eb94d 100644
--- a/drivers/staging/rts5208/rtsx_chip.c
+++ b/drivers/staging/rts5208/rtsx_chip.c
@@ -1440,6 +1440,7 @@ int rtsx_write_cfg_seq(struct rtsx_chip *chip, u8 func, u16 addr, u8 *buf,
u16 aligned_addr = addr - offset;
int dw_len, i, j;
int retval;
+ size_t size;
if (!buf)
return STATUS_NOMEM;
@@ -1451,11 +1452,12 @@ int rtsx_write_cfg_seq(struct rtsx_chip *chip, u8 func, u16 addr, u8 *buf,
dev_dbg(rtsx_dev(chip), "dw_len = %d\n", dw_len);
- data = vzalloc(array_size(dw_len, 4));
+ size = array_size(dw_len, 4);
+ data = vzalloc(size);
if (!data)
return STATUS_NOMEM;
- mask = vzalloc(array_size(dw_len, 4));
+ mask = vzalloc(size);
if (!mask) {
vfree(data);
return STATUS_NOMEM;
@@ -1471,10 +1473,8 @@ int rtsx_write_cfg_seq(struct rtsx_chip *chip, u8 func, u16 addr, u8 *buf,
}
}
- print_hex_dump_bytes(KBUILD_MODNAME ": ", DUMP_PREFIX_NONE, mask,
- dw_len * 4);
- print_hex_dump_bytes(KBUILD_MODNAME ": ", DUMP_PREFIX_NONE, data,
- dw_len * 4);
+ print_hex_dump_bytes(KBUILD_MODNAME ": ", DUMP_PREFIX_NONE, mask, size);
+ print_hex_dump_bytes(KBUILD_MODNAME ": ", DUMP_PREFIX_NONE, data, size);
for (i = 0; i < dw_len; i++) {
retval = rtsx_write_cfg_dw(chip, func, aligned_addr + i * 4,
--
2.27.0
reply other threads:[~2020-07-10 18:28 UTC|newest]
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