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* [dpdk-dev] [PATCH] eal: fix resource leak
@ 2016-04-11  9:46 Daniel Mrzyglod
  2016-04-11 10:25 ` Burakov, Anatoly
  0 siblings, 1 reply; 4+ messages in thread
From: Daniel Mrzyglod @ 2016-04-11  9:46 UTC (permalink / raw)
  To: dev; +Cc: anatoly.burakov

CID 13289 (#1-2 of 2): Resource leak (RESOURCE_LEAK):
The system resource will not be reclaimed and reused, reducing the future availability of the resource.
In pci_vfio_get_group_fd: Leak of memory or pointers to system resources

Fixes: ff0b67d1c868 ("vfio: DMA mapping")

Signed-off-by: Daniel Mrzyglod <danielx.t.mrzyglod@intel.com>
---
 lib/librte_eal/linuxapp/eal/eal_pci_vfio.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c b/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c
index fdfdeb4..10266f8 100644
--- a/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c
+++ b/lib/librte_eal/linuxapp/eal/eal_pci_vfio.c
@@ -535,6 +535,7 @@ pci_vfio_get_group_fd(int iommu_group_no)
 		/* if the fd is valid, create a new group for it */
 		if (vfio_cfg.vfio_group_idx == VFIO_MAX_GROUPS) {
 			RTE_LOG(ERR, EAL, "Maximum number of VFIO groups reached!\n");
+			close(vfio_group_fd);
 			return -1;
 		}
 		vfio_cfg.vfio_groups[vfio_cfg.vfio_group_idx].group_no = iommu_group_no;
-- 
2.5.5

^ permalink raw reply	[flat|nested] 4+ messages in thread
* [dpdk-dev] [PATCH] eal: fix resource leak
@ 2017-09-19 13:34 Daniel Mrzyglod
  0 siblings, 0 replies; 4+ messages in thread
From: Daniel Mrzyglod @ 2017-09-19 13:34 UTC (permalink / raw)
  To: thomas; +Cc: dev, Daniel Mrzyglod

Memory allocated in strdup is not free.

Coverity issue: 143257
Fixes: d8a2bc71dfc2 ("log: remove app path from syslog id")
Cc: thomas@monjalon.net

Signed-off-by: Daniel Mrzyglod <danielx.t.mrzyglod@intel.com>
---
 lib/librte_eal/linuxapp/eal/eal.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
index 48f12f4..1bdbc3f 100644
--- a/lib/librte_eal/linuxapp/eal/eal.c
+++ b/lib/librte_eal/linuxapp/eal/eal.c
@@ -781,6 +781,7 @@ rte_eal_init(int argc, char **argv)
 	if (rte_eal_cpu_init() < 0) {
 		rte_eal_init_alert("Cannot detect lcores.");
 		rte_errno = ENOTSUP;
+		free(logid);
 		return -1;
 	}
 
@@ -789,6 +790,7 @@ rte_eal_init(int argc, char **argv)
 		rte_eal_init_alert("Invalid 'command line' arguments.");
 		rte_errno = EINVAL;
 		rte_atomic32_clear(&run_once);
+		free(logid);
 		return -1;
 	}
 
@@ -799,6 +801,7 @@ rte_eal_init(int argc, char **argv)
 		rte_eal_init_alert("Cannot get hugepage information.");
 		rte_errno = EACCES;
 		rte_atomic32_clear(&run_once);
+		free(logid);
 		return -1;
 	}
 
@@ -826,6 +829,7 @@ rte_eal_init(int argc, char **argv)
 		rte_eal_init_alert("Cannot init logging.");
 		rte_errno = ENOMEM;
 		rte_atomic32_clear(&run_once);
+		free(logid);
 		return -1;
 	}
 
@@ -834,6 +838,7 @@ rte_eal_init(int argc, char **argv)
 		rte_eal_init_alert("Cannot init VFIO\n");
 		rte_errno = EAGAIN;
 		rte_atomic32_clear(&run_once);
+		free(logid);
 		return -1;
 	}
 #endif
@@ -841,6 +846,7 @@ rte_eal_init(int argc, char **argv)
 	if (rte_eal_memory_init() < 0) {
 		rte_eal_init_alert("Cannot init memory\n");
 		rte_errno = ENOMEM;
+		free(logid);
 		return -1;
 	}
 
@@ -850,24 +856,28 @@ rte_eal_init(int argc, char **argv)
 	if (rte_eal_memzone_init() < 0) {
 		rte_eal_init_alert("Cannot init memzone\n");
 		rte_errno = ENODEV;
+		free(logid);
 		return -1;
 	}
 
 	if (rte_eal_tailqs_init() < 0) {
 		rte_eal_init_alert("Cannot init tail queues for objects\n");
 		rte_errno = EFAULT;
+		free(logid);
 		return -1;
 	}
 
 	if (rte_eal_alarm_init() < 0) {
 		rte_eal_init_alert("Cannot init interrupt-handling thread\n");
 		/* rte_eal_alarm_init sets rte_errno on failure. */
+		free(logid);
 		return -1;
 	}
 
 	if (rte_eal_timer_init() < 0) {
 		rte_eal_init_alert("Cannot init HPET or TSC timers\n");
 		rte_errno = ENOTSUP;
+		free(logid);
 		return -1;
 	}
 
@@ -886,17 +896,20 @@ rte_eal_init(int argc, char **argv)
 
 	if (rte_eal_intr_init() < 0) {
 		rte_eal_init_alert("Cannot init interrupt-handling thread\n");
+		free(logid);
 		return -1;
 	}
 
 	if (eal_option_device_parse()) {
 		rte_errno = ENODEV;
+		free(logid);
 		return -1;
 	}
 
 	if (rte_bus_scan()) {
 		rte_eal_init_alert("Cannot scan the buses for devices\n");
 		rte_errno = ENODEV;
+		free(logid);
 		return -1;
 	}
 
@@ -941,6 +954,7 @@ rte_eal_init(int argc, char **argv)
 	if (ret) {
 		rte_eal_init_alert("rte_service_init() failed\n");
 		rte_errno = ENOEXEC;
+		free(logid);
 		return -1;
 	}
 
@@ -948,6 +962,7 @@ rte_eal_init(int argc, char **argv)
 	if (rte_bus_probe()) {
 		rte_eal_init_alert("Cannot probe devices\n");
 		rte_errno = ENOTSUP;
+		free(logid);
 		return -1;
 	}
 
@@ -957,6 +972,7 @@ rte_eal_init(int argc, char **argv)
 	ret = rte_service_start_with_defaults();
 	if (ret < 0 && ret != -ENOTSUP) {
 		rte_errno = ENOEXEC;
+		free(logid);
 		return -1;
 	}
 
-- 
2.7.4

^ permalink raw reply	[flat|nested] 4+ messages in thread
end of thread, other threads:[~2017-09-19 13:43 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2016-04-11  9:46 [dpdk-dev] [PATCH] eal: fix resource leak Daniel Mrzyglod
2016-04-11 10:25 ` Burakov, Anatoly
2016-04-11 12:36   ` Thomas Monjalon
2017-09-19 13:34 Daniel Mrzyglod

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