[Asterisk-code-review] pbx_variables: initialize uninitialized variable (asterisk[18])

[Friendly Automation]

Friendly Automation has submitted this change. ( https://gerrit.asterisk.org/c/asterisk/+/17689 )

Change subject: pbx_variables: initialize uninitialized variable
......................................................................

pbx_variables: initialize uninitialized variable

The variable cp4 in a variable substitution function
can potentially be used without being initialized
currently. This causes Asterisk to no longer compile.

This initializes cp4 to NULL to make the compiler
happy.

ASTERISK-29803 #close

Change-Id: I392579cbb76db2795d5820c9427cf55fbcee9e72
---
M main/pbx_variables.c
1 file changed, 1 insertion(+), 1 deletion(-)

Approvals:
  Joshua Colp: Looks good to me, but someone else must approve
  Kevin Harwell: Looks good to me, but someone else must approve
  George Joseph: Looks good to me, approved
  Friendly Automation: Approved for Submit



diff --git a/main/pbx_variables.c b/main/pbx_variables.c
index 2088740..7a85989 100644
--- a/main/pbx_variables.c
+++ b/main/pbx_variables.c
@@ -692,7 +692,7 @@
 			int offset;
 			int offset2;
 			int isfunction;
-			char *cp4;
+			char *cp4 = NULL;
 			char workspace[VAR_BUF_SIZE] = "";
 
 			/* We have a variable.  Find the start and end, and determine

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Gerrit-Project: asterisk
Gerrit-Branch: 18
Gerrit-Change-Id: I392579cbb76db2795d5820c9427cf55fbcee9e72
Gerrit-Change-Number: 17689
Gerrit-PatchSet: 2
Gerrit-Owner: N A <mail at interlinked.x10host.com>
Gerrit-Reviewer: Friendly Automation
Gerrit-Reviewer: George Joseph <gjoseph at digium.com>
Gerrit-Reviewer: Joshua Colp <jcolp at sangoma.com>
Gerrit-Reviewer: Kevin Harwell <kharwell at digium.com>
Gerrit-MessageType: merged
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