lsfd: fix memory leak in append_filter_expr()

karelzak · karelzak · commit e8cb61f07430 · 2023-11-30T10:35:10.000+01:00
Signed-off-by: Karel Zak <kzak@redhat.com> (cherry picked from commit 53bcec4)
diff --git a/misc-utils/lsfd.c b/misc-utils/lsfd.c
@@ -1591,6 +1591,8 @@ static void append_filter_expr(char **a, const char *b, bool and)
 		xstrappend(a, "or(");
 	xstrappend(a, b);
 	xstrappend(a, ")");
+
+	free(tmp);
 }
 
 static struct lsfd_filter *new_filter(const char *expr, bool debug, const char *err_prefix, struct lsfd_control *ctl)

Original file line number	Diff line number	Diff line change
`@@ -1591,6 +1591,8 @@ static void append_filter_expr(char *a, const char b, bool and)`
`1591`	`1591`	`xstrappend(a, "or(");`
`1592`	`1592`	`xstrappend(a, b);`
`1593`	`1593`	`xstrappend(a, ")");`
	`1594`	`+`
	`1595`	`+ free(tmp);`
`1594`	`1596`	`}`
`1595`	`1597`
`1596`	`1598`	`static struct lsfd_filter new_filter(const char expr, bool debug, const char err_prefix, struct lsfd_control ctl)`