Messages in this thread Patch in this message | | | From | Srinivas Kandagatla <> | Subject | [PATCH 8/9] nvmem: core: constify nvmem_cell_read_variable_common() return value | Date | Fri, 11 Jun 2021 09:33:47 +0100 |
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From: Douglas Anderson <dianders@chromium.org>
The caller doesn't modify the memory pointed to by the pointer so it can be const.
Suggested-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Douglas Anderson <dianders@chromium.org> Reviewed-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> --- drivers/nvmem/core.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index f9c9c9859919..4868aa876e1b 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -1609,9 +1609,9 @@ int nvmem_cell_read_u64(struct device *dev, const char *cell_id, u64 *val) } EXPORT_SYMBOL_GPL(nvmem_cell_read_u64); -static void *nvmem_cell_read_variable_common(struct device *dev, - const char *cell_id, - size_t max_len, size_t *len) +static const void *nvmem_cell_read_variable_common(struct device *dev, + const char *cell_id, + size_t max_len, size_t *len) { struct nvmem_cell *cell; int nbits; @@ -1655,7 +1655,7 @@ int nvmem_cell_read_variable_le_u32(struct device *dev, const char *cell_id, u32 *val) { size_t len; - u8 *buf; + const u8 *buf; int i; buf = nvmem_cell_read_variable_common(dev, cell_id, sizeof(*val), &len); @@ -1686,7 +1686,7 @@ int nvmem_cell_read_variable_le_u64(struct device *dev, const char *cell_id, u64 *val) { size_t len; - u8 *buf; + const u8 *buf; int i; buf = nvmem_cell_read_variable_common(dev, cell_id, sizeof(*val), &len); -- 2.21.0
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