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[PATCH][next] wifi: rt2x00: remove redundant check if u8 array element is less than zero

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The check on vga_gain[ch_idx] being less than zero is always false since
vga_gain is a u8 array. Clean up the code by removing the check and the
following assignment. Cleans up clang scan build warning:

drivers/net/wireless/ralink/rt2x00/rt2800lib.c:9704:26: warning:
result of comparison of unsigned expression < 0 is always
false [-Wtautological-unsigned-zero-compare]

Signed-off-by: Colin Ian King <colin.i.king@xxxxxxxxx>
---
 drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
index e65cc00fa17c..fe11fa4917ac 100644
--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
@@ -9700,9 +9700,6 @@ static void rt2800_loft_iq_calibration(struct rt2x00_dev *rt2x00dev)
 
 				rt2x00_dbg(rt2x00dev, "Used VGA %d %x\n", vga_gain[ch_idx],
 					   rfvga_gain_table[vga_gain[ch_idx]]);
-
-				if (vga_gain[ch_idx] < 0)
-					vga_gain[ch_idx] = 0;
 			}
 
 			rfvalue = rfvga_gain_table[vga_gain[ch_idx]];
-- 
2.39.2




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