From: Kuan-Wei Chiu Date: Wed, 14 Aug 2024 19:28:39 +0000 (+0800) Subject: spi: zynq-qspi: Replace kzalloc with kmalloc for buffer allocation X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=f626a0cd07ddb13f146e52adb4b534da40bb1ff7;p=users%2Fjedix%2Flinux-maple.git spi: zynq-qspi: Replace kzalloc with kmalloc for buffer allocation In zynq_qspi_exec_mem_op(), the temporary buffer is allocated with kzalloc and then immediately initialized using memset to 0xff. To optimize this, replace kzalloc with kmalloc, as the zeroing operation is redundant and unnecessary. Signed-off-by: Kuan-Wei Chiu Reviewed-by: Michal Simek Link: https://patch.msgid.link/20240814192839.345523-1-visitorckw@gmail.com Signed-off-by: Mark Brown --- diff --git a/drivers/spi/spi-zynq-qspi.c b/drivers/spi/spi-zynq-qspi.c index d6325c6be3d4..b67455bda972 100644 --- a/drivers/spi/spi-zynq-qspi.c +++ b/drivers/spi/spi-zynq-qspi.c @@ -569,7 +569,7 @@ static int zynq_qspi_exec_mem_op(struct spi_mem *mem, } if (op->dummy.nbytes) { - tmpbuf = kzalloc(op->dummy.nbytes, GFP_KERNEL); + tmpbuf = kmalloc(op->dummy.nbytes, GFP_KERNEL); if (!tmpbuf) return -ENOMEM;