53 lines
1.7 KiB
Diff
53 lines
1.7 KiB
Diff
From 1f7b4d87874624f4beb25253900a25306a193b8b Mon Sep 17 00:00:00 2001
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From: Douglas Anderson <dianders@chromium.org>
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Date: Fri, 11 Jun 2021 09:33:47 +0100
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Subject: [PATCH] nvmem: core: constify nvmem_cell_read_variable_common()
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return value
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The caller doesn't modify the memory pointed to by the pointer so it
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can be const.
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Suggested-by: Stephen Boyd <swboyd@chromium.org>
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Signed-off-by: Douglas Anderson <dianders@chromium.org>
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Reviewed-by: Stephen Boyd <swboyd@chromium.org>
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Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
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Link: https://lore.kernel.org/r/20210611083348.20170-9-srinivas.kandagatla@linaro.org
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Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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---
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drivers/nvmem/core.c | 10 +++++-----
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1 file changed, 5 insertions(+), 5 deletions(-)
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--- a/drivers/nvmem/core.c
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+++ b/drivers/nvmem/core.c
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@@ -1615,9 +1615,9 @@ int nvmem_cell_read_u64(struct device *d
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}
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EXPORT_SYMBOL_GPL(nvmem_cell_read_u64);
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-static void *nvmem_cell_read_variable_common(struct device *dev,
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- const char *cell_id,
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- size_t max_len, size_t *len)
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+static const void *nvmem_cell_read_variable_common(struct device *dev,
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+ const char *cell_id,
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+ size_t max_len, size_t *len)
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{
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struct nvmem_cell *cell;
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int nbits;
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@@ -1661,7 +1661,7 @@ int nvmem_cell_read_variable_le_u32(stru
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u32 *val)
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{
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size_t len;
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- u8 *buf;
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+ const u8 *buf;
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int i;
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buf = nvmem_cell_read_variable_common(dev, cell_id, sizeof(*val), &len);
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@@ -1692,7 +1692,7 @@ int nvmem_cell_read_variable_le_u64(stru
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u64 *val)
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{
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size_t len;
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- u8 *buf;
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+ const u8 *buf;
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int i;
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buf = nvmem_cell_read_variable_common(dev, cell_id, sizeof(*val), &len);
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