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[1/2] staging: sm750fb: Remove unused return value in display_control_adjust_sm750le()

Message ID 3997a009dff211fe4865644ecfb77406328a6607.1697619623.git.anonolitunya@gmail.com
State Superseded
Headers show
Series Remove unused return values from functions | expand

Commit Message

Dorcas Anono Litunya Oct. 18, 2023, 9:07 a.m. UTC 
Modifies the return type of display_control_adjust_sm750le()
to void from unsigned long as the return value is being ignored in
all subsequent function calls.

This improves code readability and maintainability.

Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Dorcas AnonoLitunya <anonolitunya@gmail.com>
---
 drivers/staging/sm750fb/ddk750_mode.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)
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Patch

diff --git a/drivers/staging/sm750fb/ddk750_mode.c b/drivers/staging/sm750fb/ddk750_mode.c
index bcdd291d25c9..83ace6cc9583 100644
--- a/drivers/staging/sm750fb/ddk750_mode.c
+++ b/drivers/staging/sm750fb/ddk750_mode.c
@@ -13,7 +13,7 @@ 
  * HW only supports 7 predefined pixel clocks, and clock select is
  * in bit 29:27 of Display Control register.
  */
-static unsigned long
+static void
 display_control_adjust_sm750le(struct mode_parameter *mode_param,
 			       unsigned long disp_control)
 {
@@ -70,8 +70,6 @@  display_control_adjust_sm750le(struct mode_parameter *mode_param,
 	disp_control |= DISPLAY_CTRL_CLOCK_PHASE;
 
 	poke32(CRT_DISPLAY_CTRL, disp_control);
-
-	return disp_control;
 }
 
 /* only timing related registers will be  programed */