* [PATCH] char/adi: Use min_t(size_t,,) in adi_read() + adi_write()
@ 2025-09-08 18:13 Thorsten Blum
0 siblings, 0 replies; only message in thread
From: Thorsten Blum @ 2025-09-08 18:13 UTC (permalink / raw)
To: Arnd Bergmann, Greg Kroah-Hartman; +Cc: Thorsten Blum, linux-kernel
Replace min() and manual casting of MAX_BUF_SZ with min_t(size_t,,) in
both adi_read() and adi_write().
This matches the initial buffer size calculation:
ver_buf_sz = min_t(size_t, count, MAX_BUF_SZ);
and makes the code more consistent. No functional changes intended.
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
---
drivers/char/adi.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/char/adi.c b/drivers/char/adi.c
index f9bec10a6064..ca3a202dc2b2 100644
--- a/drivers/char/adi.c
+++ b/drivers/char/adi.c
@@ -80,8 +80,8 @@ static ssize_t adi_read(struct file *file, char __user *buf,
bytes_read += ver_buf_sz;
ver_buf_idx = 0;
- ver_buf_sz = min(count - bytes_read,
- (size_t)MAX_BUF_SZ);
+ ver_buf_sz = min_t(size_t, count - bytes_read,
+ MAX_BUF_SZ);
}
}
@@ -157,7 +157,7 @@ static ssize_t adi_write(struct file *file, const char __user *buf,
}
bytes_written += ver_buf_sz;
- ver_buf_sz = min(count - bytes_written, (size_t)MAX_BUF_SZ);
+ ver_buf_sz = min_t(size_t, count - bytes_written, MAX_BUF_SZ);
} while (bytes_written < count);
(*offp) += bytes_written;
--
2.51.0
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2025-09-08 18:13 [PATCH] char/adi: Use min_t(size_t,,) in adi_read() + adi_write() Thorsten Blum
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