From: Benjamin Gaignard <benjamin.gaignard@linaro.org> To: marek.vasut@gmail.com, dwmw2@infradead.org, computersforpeace@gmail.com, boris.brezillon@bootlin.com, richard@nod.at, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com Cc: linux-mtd@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Benjamin Gaignard <benjamin.gaignard@st.com> Subject: [PATCH] mtd: stm32-quadspi: replace "%p" with "%pK" Date: Fri, 6 Jul 2018 15:05:25 +0200 [thread overview] Message-ID: <20180706130525.22223-1-benjamin.gaignard@st.com> (raw) The format specifier "%p" can leak kernel addresses. Use "%pK" instead. Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com> --- drivers/mtd/spi-nor/stm32-quadspi.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/mtd/spi-nor/stm32-quadspi.c b/drivers/mtd/spi-nor/stm32-quadspi.c index 72553506a00b..13e9fc961d3b 100644 --- a/drivers/mtd/spi-nor/stm32-quadspi.c +++ b/drivers/mtd/spi-nor/stm32-quadspi.c @@ -355,7 +355,7 @@ static int stm32_qspi_read_reg(struct spi_nor *nor, struct device *dev = flash->qspi->dev; struct stm32_qspi_cmd cmd; - dev_dbg(dev, "read_reg: cmd:%#.2x buf:%p len:%#x\n", opcode, buf, len); + dev_dbg(dev, "read_reg: cmd:%#.2x buf:%pK len:%#x\n", opcode, buf, len); memset(&cmd, 0, sizeof(cmd)); cmd.opcode = opcode; @@ -376,7 +376,7 @@ static int stm32_qspi_write_reg(struct spi_nor *nor, u8 opcode, struct device *dev = flash->qspi->dev; struct stm32_qspi_cmd cmd; - dev_dbg(dev, "write_reg: cmd:%#.2x buf:%p len:%#x\n", opcode, buf, len); + dev_dbg(dev, "write_reg: cmd:%#.2x buf:%pK len:%#x\n", opcode, buf, len); memset(&cmd, 0, sizeof(cmd)); cmd.opcode = opcode; @@ -398,7 +398,7 @@ static ssize_t stm32_qspi_read(struct spi_nor *nor, loff_t from, size_t len, struct stm32_qspi_cmd cmd; int err; - dev_dbg(qspi->dev, "read(%#.2x): buf:%p from:%#.8x len:%#zx\n", + dev_dbg(qspi->dev, "read(%#.2x): buf:%pK from:%#.8x len:%#zx\n", nor->read_opcode, buf, (u32)from, len); memset(&cmd, 0, sizeof(cmd)); -- 2.15.0
WARNING: multiple messages have this Message-ID (diff)
From: benjamin.gaignard@linaro.org (Benjamin Gaignard) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH] mtd: stm32-quadspi: replace "%p" with "%pK" Date: Fri, 6 Jul 2018 15:05:25 +0200 [thread overview] Message-ID: <20180706130525.22223-1-benjamin.gaignard@st.com> (raw) The format specifier "%p" can leak kernel addresses. Use "%pK" instead. Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com> --- drivers/mtd/spi-nor/stm32-quadspi.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/mtd/spi-nor/stm32-quadspi.c b/drivers/mtd/spi-nor/stm32-quadspi.c index 72553506a00b..13e9fc961d3b 100644 --- a/drivers/mtd/spi-nor/stm32-quadspi.c +++ b/drivers/mtd/spi-nor/stm32-quadspi.c @@ -355,7 +355,7 @@ static int stm32_qspi_read_reg(struct spi_nor *nor, struct device *dev = flash->qspi->dev; struct stm32_qspi_cmd cmd; - dev_dbg(dev, "read_reg: cmd:%#.2x buf:%p len:%#x\n", opcode, buf, len); + dev_dbg(dev, "read_reg: cmd:%#.2x buf:%pK len:%#x\n", opcode, buf, len); memset(&cmd, 0, sizeof(cmd)); cmd.opcode = opcode; @@ -376,7 +376,7 @@ static int stm32_qspi_write_reg(struct spi_nor *nor, u8 opcode, struct device *dev = flash->qspi->dev; struct stm32_qspi_cmd cmd; - dev_dbg(dev, "write_reg: cmd:%#.2x buf:%p len:%#x\n", opcode, buf, len); + dev_dbg(dev, "write_reg: cmd:%#.2x buf:%pK len:%#x\n", opcode, buf, len); memset(&cmd, 0, sizeof(cmd)); cmd.opcode = opcode; @@ -398,7 +398,7 @@ static ssize_t stm32_qspi_read(struct spi_nor *nor, loff_t from, size_t len, struct stm32_qspi_cmd cmd; int err; - dev_dbg(qspi->dev, "read(%#.2x): buf:%p from:%#.8x len:%#zx\n", + dev_dbg(qspi->dev, "read(%#.2x): buf:%pK from:%#.8x len:%#zx\n", nor->read_opcode, buf, (u32)from, len); memset(&cmd, 0, sizeof(cmd)); -- 2.15.0
next reply other threads:[~2018-07-06 13:05 UTC|newest] Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-07-06 13:05 Benjamin Gaignard [this message] 2018-07-06 13:05 ` [PATCH] mtd: stm32-quadspi: replace "%p" with "%pK" Benjamin Gaignard 2018-07-06 14:44 ` Richard Weinberger 2018-07-06 14:44 ` Richard Weinberger 2018-07-06 14:47 ` Boris Brezillon 2018-07-06 14:47 ` Boris Brezillon 2018-07-06 14:49 ` Richard Weinberger 2018-07-06 14:49 ` Richard Weinberger 2018-07-07 10:09 ` Boris Brezillon 2018-07-07 10:09 ` Boris Brezillon
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