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-rw-r--r--main/ast_expr2.c1
-rw-r--r--main/ast_expr2f.c5
-rw-r--r--main/asterisk.c3
3 files changed, 4 insertions, 5 deletions
diff --git a/main/ast_expr2.c b/main/ast_expr2.c
index b7b533e7a..037d19a6f 100644
--- a/main/ast_expr2.c
+++ b/main/ast_expr2.c
@@ -2397,6 +2397,7 @@ static void
free_value (struct val *vp)
{
if (vp==NULL) {
+ free(vp);
return;
}
if (vp->type == AST_EXPR_string || vp->type == AST_EXPR_numeric_string)
diff --git a/main/ast_expr2f.c b/main/ast_expr2f.c
index 0bd784b6c..12615ba5e 100644
--- a/main/ast_expr2f.c
+++ b/main/ast_expr2f.c
@@ -2373,7 +2373,7 @@ int ast_yyerror(const char *, YYLTYPE *, struct parse_io *); /* likewise */
void ast_yyfree(void *ptr, yyscan_t yyscanner)
{
- if (ptr) /* the normal generated ast_yyfree func just frees its first arg;
+ /* the normal generated ast_yyfree func just frees its first arg;
this get complaints on some systems, as sometimes this
arg is a nil ptr! It's usually not fatal, but is irritating! */
free( (char *) ptr );
@@ -2417,8 +2417,7 @@ int ast_expr(char *expr, char *buf, int length, struct ast_channel *chan)
else
buf[0] = 0;
return_value = strlen(buf);
- if (io.val->u.s)
- free(io.val->u.s);
+ free(io.val->u.s);
}
free(io.val);
}
diff --git a/main/asterisk.c b/main/asterisk.c
index b86587d33..95190e2cf 100644
--- a/main/asterisk.c
+++ b/main/asterisk.c
@@ -799,8 +799,7 @@ void ast_unregister_atexit(void (*func)(void))
AST_RWLIST_TRAVERSE_SAFE_END;
AST_RWLIST_UNLOCK(&atexits);
- if (ae)
- free(ae);
+ free(ae);
}
/* Sending commands from consoles back to the daemon requires a terminating NULL */