atm: fore200e.c: fix uninitialized variable

Submitted by Cong Ding on Jan. 14, 2013, 6:57 p.m.

Details

Message ID 1358189864-28735-1-git-send-email-dinggnu@gmail.com
State Rejected
Delegated to: David Miller
Headers show

Commit Message

Cong Ding Jan. 14, 2013, 6:57 p.m.
the variable err is uninitialized if all the macros in the function are
disabled.

Signed-off-by: Cong Ding <dinggnu@gmail.com>
---
 drivers/atm/fore200e.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

David Miller Jan. 14, 2013, 11:30 p.m.
From: Cong Ding <dinggnu@gmail.com>
Date: Mon, 14 Jan 2013 18:57:43 +0000

> the variable err is uninitialized if all the macros in the function are
> disabled.

Which is never possible because of the Kconfig dependencies.

This is what happens when you focus to narrowly on a piece of
code, you take no context whatsoever into consideration.
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diff --git a/drivers/atm/fore200e.c b/drivers/atm/fore200e.c
index 204814e..d4725fc 100644
--- a/drivers/atm/fore200e.c
+++ b/drivers/atm/fore200e.c
@@ -2780,7 +2780,7 @@  static struct pci_driver fore200e_pca_driver = {
 
 static int __init fore200e_module_init(void)
 {
-	int err;
+	int err = 0;
 
 	printk(FORE200E "FORE Systems 200E-series ATM driver - version " FORE200E_VERSION "\n");