diff mbox series

[iproute2,2/2] tc: pedit: fix memory leak in print_pedit

Message ID 3045373e80b840cc2c658696af1c6b7fb367c96e.1607712061.git.aclaudi@redhat.com
State New
Headers show
Series None | expand

Commit Message

Andrea Claudi Dec. 11, 2020, 6:53 p.m. UTC
keys_ex is dinamically allocated with calloc on line 770, but
is not freed in case of error at line 823.

Fixes: 081d6c310d3a ("tc: pedit: Support JSON dumping")
Signed-off-by: Andrea Claudi <aclaudi@redhat.com>
---
 tc/m_pedit.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/tc/m_pedit.c b/tc/m_pedit.c
index 51dcf109..aa874408 100644
--- a/tc/m_pedit.c
+++ b/tc/m_pedit.c
@@ -819,8 +819,10 @@  static int print_pedit(struct action_util *au, FILE *f, struct rtattr *arg)
 			print_uint(PRINT_FP, NULL, "\n\t key #%d  at ", i);
 
 			err = print_pedit_location(f, htype, key->off);
-			if (err)
+			if (err) {
+				free(keys_ex);
 				return err;
+			}
 
 			/* In FP, report the "set" command as "val" to keep
 			 * backward compatibility. Report the true name in JSON.