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* [dpdk-dev] [PATCH] crypto/caam_jr: fix memory leak and illegal memory access
@ 2019-04-09  6:18 Gagandeep Singh
  2019-04-09  6:18 ` Gagandeep Singh
  2019-04-16 13:47 ` Akhil Goyal
  0 siblings, 2 replies; 6+ messages in thread
From: Gagandeep Singh @ 2019-04-09  6:18 UTC (permalink / raw)
  To: dev, Akhil Goyal; +Cc: Gagandeep Singh

Opendir() returns allocated storage which must be freed at the
end of function or in case any return on error. so freeing the
allocation using closedir in an error case.

Coverity issue: 323507
Coverity issue: 325880
Fixes: e7a45f3cc245 ("crypto/caam_jr: add UIO specific operations")
Cc: g.singh@nxp.com

Signed-off-by: Gagandeep Singh <g.singh@nxp.com>
---
 drivers/crypto/caam_jr/caam_jr_uio.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/drivers/crypto/caam_jr/caam_jr_uio.c b/drivers/crypto/caam_jr/caam_jr_uio.c
index bf872a2..afd75c9 100644
--- a/drivers/crypto/caam_jr/caam_jr_uio.c
+++ b/drivers/crypto/caam_jr/caam_jr_uio.c
@@ -362,8 +362,8 @@
 			job_ring->register_base_addr,
 			(unsigned long)job_ring->map_size, strerror(errno));
 	} else
-		CAAM_JR_DEBUG("  JR UIO memory unmapped at %p",
-				job_ring->register_base_addr);
+		CAAM_JR_DEBUG("JR UIO memory is unmapped");
+
 	job_ring->register_base_addr = NULL;
 }
 
@@ -445,7 +445,11 @@ uio_job_ring *config_job_ring(void)
 			ret = file_read_first_line(SEC_UIO_DEVICE_SYS_ATTR_PATH,
 					dir->d_name, "name", uio_name);
 			CAAM_JR_INFO("sec device uio name: %s", uio_name);
-			SEC_ASSERT(ret == 0, -1, "file_read_first_line failed");
+			if (ret != 0) {
+				CAAM_JR_ERR("file_read_first_line failed\n");
+				closedir(d);
+				return -1;
+			}
 
 			if (file_name_match_extract(uio_name,
 						SEC_UIO_DEVICE_NAME,
-- 
1.9.1


^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2019-04-16 14:51 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-04-09  6:18 [dpdk-dev] [PATCH] crypto/caam_jr: fix memory leak and illegal memory access Gagandeep Singh
2019-04-09  6:18 ` Gagandeep Singh
2019-04-16 13:47 ` Akhil Goyal
2019-04-16 13:47   ` Akhil Goyal
2019-04-16 14:51   ` Akhil Goyal
2019-04-16 14:51     ` Akhil Goyal

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