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nvmem: imx-ocotp-ele: simplify read beyond device check

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Do the read beyond device check on function entry in bytes instead of
32bit words which is easier to follow.

Fixes: 22e9e6fcfb ("nvmem: imx: support i.MX93 OCOTP")
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Cc: stable <stable@kernel.org>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
This commit is contained in:
Sascha Hauer 2024-12-02 12:22:29 +01:00 committed by Srinivas Kandagatla
parent 40384c840e
commit e09f08213a
1 changed files with 3 additions and 3 deletions
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6
drivers/nvmem/imx-ocotp-ele.c
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@ -72,13 +72,13 @@ static int imx_ocotp_reg_read(void *context, unsigned int offset, void *val, siz
void *p; void *p;
int i; int i;
if (offset + bytes > priv->data->size)
bytes = priv->data->size - offset;
index = offset; index = offset;
num_bytes = round_up(bytes, 4); num_bytes = round_up(bytes, 4);
count = num_bytes >> 2; count = num_bytes >> 2;
if (count > ((priv->data->size >> 2) - index))
count = (priv->data->size >> 2) - index;
p = kzalloc(num_bytes, GFP_KERNEL); p = kzalloc(num_bytes, GFP_KERNEL);
if (!p) if (!p)
return -ENOMEM; return -ENOMEM;