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From: David Marchand <david.marchand@redhat.com>
To: dev@dpdk.org
Cc: jerinj@marvell.com, skori@marvell.com, stable@dpdk.org
Subject: [PATCH v4 03/11] trace: fix leak with regexp
Date: Tue, 18 Oct 2022 15:26:46 +0200	[thread overview]
Message-ID: <20221018132654.3760561-4-david.marchand@redhat.com> (raw)
In-Reply-To: <20221018132654.3760561-1-david.marchand@redhat.com>

The precompiled buffer initialised in regcomp must be freed before
leaving rte_trace_regexp.

Fixes: 84c4fae4628f ("trace: implement operation APIs")
Cc: stable@dpdk.org

Signed-off-by: David Marchand <david.marchand@redhat.com>
Acked-by: Jerin Jacob <jerinj@marvell.com>
Acked-by: Sunil Kumar Kori <skori@marvell.com>
---
Changes since v1:
- split patch in two, keeping only the backportable fix as patch 3,

---
 lib/eal/common/eal_common_trace.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/eal/common/eal_common_trace.c b/lib/eal/common/eal_common_trace.c
index 1b86f5d2d2..1db11e3e14 100644
--- a/lib/eal/common/eal_common_trace.c
+++ b/lib/eal/common/eal_common_trace.c
@@ -218,8 +218,10 @@ rte_trace_regexp(const char *regex, bool enable)
 				rc = rte_trace_point_disable(tp->handle);
 			found = 1;
 		}
-		if (rc < 0)
-			return rc;
+		if (rc < 0) {
+			found = 0;
+			break;
+		}
 	}
 	regfree(&r);
 
-- 
2.37.3


  parent reply	other threads:[~2022-10-18 13:27 UTC|newest]

Thread overview: 74+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-21 12:03 [PATCH 0/8] Trace subsystem fixes David Marchand
2022-09-21 12:03 ` [PATCH 1/8] trace: fix mode for new trace point David Marchand
2022-09-21 12:03 ` [PATCH 2/8] trace: fix mode change David Marchand
2022-09-21 12:03 ` [PATCH 3/8] trace: fix leak with regexp David Marchand
2022-09-22 11:00   ` [EXT] " Sunil Kumar Kori
2022-09-23  6:35     ` David Marchand
2022-09-23  7:37       ` Sunil Kumar Kori
2022-09-21 12:03 ` [PATCH 4/8] trace: fix dynamically enabling trace points David Marchand
2022-09-22 11:18   ` [EXT] " Sunil Kumar Kori
2022-09-23  6:36     ` David Marchand
2022-09-21 12:03 ` [PATCH 5/8] trace: fix race in debug dump David Marchand
2022-10-11 14:37   ` Jerin Jacob
2022-09-21 12:03 ` [PATCH 6/8] trace: fix metadata dump David Marchand
2022-09-21 12:03 ` [PATCH 7/8] trace: remove limitation on trace point name David Marchand
2022-10-11 14:49   ` Jerin Jacob
2022-10-12  7:48     ` David Marchand
2022-10-12  9:41       ` Jerin Jacob
2022-09-21 12:03 ` [PATCH 8/8] trace: remove limitation on directory David Marchand
2022-10-11 15:05   ` Jerin Jacob
2022-10-04  9:44 ` [PATCH v2 0/9] Trace subsystem fixes David Marchand
2022-10-04  9:44   ` [PATCH v2 1/9] trace: fix mode for new trace point David Marchand
2022-10-11 14:16     ` Jerin Jacob
2022-10-12  9:05     ` [EXT] " Sunil Kumar Kori
2022-10-04  9:44   ` [PATCH v2 2/9] trace: fix mode change David Marchand
2022-10-11 14:20     ` Jerin Jacob
2022-10-12  9:07     ` [EXT] " Sunil Kumar Kori
2022-10-04  9:44   ` [PATCH v2 3/9] trace: fix leak with regexp David Marchand
2022-10-11 14:21     ` Jerin Jacob
2022-10-12  9:10     ` [EXT] " Sunil Kumar Kori
2022-10-04  9:44   ` [PATCH v2 4/9] trace: rework loop on trace points David Marchand
2022-10-11 14:21     ` Jerin Jacob
2022-10-12  9:13     ` [EXT] " Sunil Kumar Kori
2022-10-04  9:44   ` [PATCH v2 5/9] trace: fix dynamically enabling " David Marchand
2022-10-12  9:23     ` [EXT] " Sunil Kumar Kori
2022-10-12  9:57       ` David Marchand
2022-10-12 10:15         ` Sunil Kumar Kori
2022-10-04  9:44   ` [PATCH v2 6/9] trace: fix race in debug dump David Marchand
2022-10-12  9:25     ` [EXT] " Sunil Kumar Kori
2022-10-04  9:44   ` [PATCH v2 7/9] trace: fix metadata dump David Marchand
2022-10-12  9:28     ` [EXT] " Sunil Kumar Kori
2022-10-04  9:44   ` [PATCH v2 8/9] trace: remove limitation on trace point name David Marchand
2022-10-04  9:44   ` [PATCH v2 9/9] trace: remove limitation on directory David Marchand
2022-10-12  9:32     ` [EXT] " Sunil Kumar Kori
2022-10-12 12:31 ` [PATCH v3 0/9] Trace subsystem fixes David Marchand
2022-10-12 12:31   ` [PATCH v3 1/9] trace: fix mode for new trace point David Marchand
2022-10-12 12:31   ` [PATCH v3 2/9] trace: fix mode change David Marchand
2022-10-12 12:31   ` [PATCH v3 3/9] trace: fix leak with regexp David Marchand
2022-10-12 12:31   ` [PATCH v3 4/9] trace: rework loop on trace points David Marchand
2022-10-12 12:31   ` [PATCH v3 5/9] trace: fix dynamically enabling " David Marchand
2022-10-13 14:53     ` [EXT] " Harman Kalra
2022-10-13 15:51       ` David Marchand
2022-10-13 17:07         ` Harman Kalra
2022-10-13 19:10           ` David Marchand
2022-10-14  4:26             ` Jerin Jacob
2022-10-14  8:19               ` David Marchand
2022-10-14  8:37                 ` Jerin Jacob
2022-10-12 12:31   ` [PATCH v3 6/9] trace: fix race in debug dump David Marchand
2022-10-12 12:31   ` [PATCH v3 7/9] trace: fix metadata dump David Marchand
2022-10-12 12:31   ` [PATCH v3 8/9] trace: remove limitation on trace point name David Marchand
2022-10-12 12:31   ` [PATCH v3 9/9] trace: remove limitation on directory David Marchand
2022-10-18 13:26 ` [PATCH v4 00/11] Trace subsystem fixes and more David Marchand
2022-10-18 13:26   ` [PATCH v4 01/11] trace: fix mode for new trace point David Marchand
2022-10-18 13:26   ` [PATCH v4 02/11] trace: fix mode change David Marchand
2022-10-18 13:26   ` David Marchand [this message]
2022-10-18 13:26   ` [PATCH v4 04/11] trace: rework loop on trace points David Marchand
2022-10-18 13:26   ` [PATCH v4 05/11] trace: fix dynamically enabling " David Marchand
2022-10-18 13:26   ` [PATCH v4 06/11] trace: fix race in debug dump David Marchand
2022-10-18 13:26   ` [PATCH v4 07/11] trace: fix metadata dump David Marchand
2022-10-18 13:26   ` [PATCH v4 08/11] trace: remove limitation on trace point name David Marchand
2022-10-18 13:36     ` Jerin Jacob
2022-10-18 13:26   ` [PATCH v4 09/11] trace: remove limitation on directory David Marchand
2022-10-18 13:26   ` [PATCH v4 10/11] trace: create new directory for each trace dump David Marchand
2022-10-18 13:26   ` [PATCH v4 11/11] trace: enable trace operations via telemetry David Marchand
2022-10-20 11:51   ` [PATCH v4 00/11] Trace subsystem fixes and more David Marchand

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