[v6,net-next,1/2] net: phy: micrel: Fixed error related to uninitialized symbol ret

Message ID 20230106082905.1159-2-Divya.Koppera@microchip.com
State New
Headers
Series Fixed warnings |

Commit Message

Divya Koppera Jan. 6, 2023, 8:29 a.m. UTC
  Initialized return variable

Fixes Old smatch warnings:
drivers/net/phy/micrel.c:1750 ksz886x_cable_test_get_status() error:
uninitialized symbol 'ret'.

Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Divya Koppera <Divya.Koppera@microchip.com>
---
v5 -> v6:
- Removed fixes tag as this is fixing static analysis issus and not
  a real fix.

v4 -> v5:
- No changes, added reviewed by tag.

v3 -> v4:
- Split the patch for different warnings.

v1 -> v3:
- No changes
---
 drivers/net/phy/micrel.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
  

Comments

Arun Ramadoss Jan. 6, 2023, 9:17 a.m. UTC | #1
Hi Divya,

On Fri, 2023-01-06 at 13:59 +0530, Divya Koppera wrote:
> Initialized return variable
> 
> Fixes Old smatch warnings:
> drivers/net/phy/micrel.c:1750 ksz886x_cable_test_get_status() error:
> uninitialized symbol 'ret'.
> 
> Reported-by: kernel test robot <lkp@intel.com>
> Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
> Reviewed-by: Andrew Lunn <andrew@lunn.ch>
> Signed-off-by: Divya Koppera <Divya.Koppera@microchip.com>

I think, Reviewed-by tag should come after signed-off tag. It should be
in chronological order.
  

Patch

diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index 26ce0c5defcd..1bcdb828db56 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -2088,7 +2088,8 @@  static int ksz886x_cable_test_get_status(struct phy_device *phydev,
 	const struct kszphy_type *type = phydev->drv->driver_data;
 	unsigned long pair_mask = type->pair_mask;
 	int retries = 20;
-	int pair, ret;
+	int ret = 0;
+	int pair;
 
 	*finished = false;