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misc: xilinx-sdfec: cleanup return value in xsdfec_table_write()

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Return 0 for success, rather than the value of an incrementing
"reg" index. The reg value was never actually used, so this
simplifies the caller slightly.

Cc: Derek Kiernan <derek.kiernan@xilinx.com>
Cc: Dragan Cvetic <dragan.cvetic@xilinx.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: John Hubbard <jhubbard@nvidia.com>
Link: https://lore.kernel.org/r/20200527012628.1100649-3-jhubbard@nvidia.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
John Hubbard 2020-05-26 18:26:27 -07:00 committed by Greg Kroah-Hartman
parent 57343d5161
commit d25594d764
1 changed files with 1 additions and 3 deletions
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4
drivers/misc/xilinx_sdfec.c
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@ -648,7 +648,7 @@ static int xsdfec_table_write(struct xsdfec_dev *xsdfec, u32 offset,
((reg * XSDFEC_REG_WIDTH_JUMP) % PAGE_SIZE));
put_page(pages[i]);
}
return reg;
return 0;
}
static int xsdfec_add_ldpc(struct xsdfec_dev *xsdfec, void __user *arg)
@ -722,8 +722,6 @@ static int xsdfec_add_ldpc(struct xsdfec_dev *xsdfec, void __user *arg)
ret = xsdfec_table_write(xsdfec, 4 * ldpc->qc_off, ldpc->qc_table,
ldpc->nqc, XSDFEC_LDPC_QC_TABLE_ADDR_BASE,
XSDFEC_QC_TABLE_DEPTH);
if (ret > 0)
ret = 0;
err_out:
kfree(ldpc);
return ret;