From: Gagandeep Singh <G.Singh@nxp.com>
To: wangyunjian <wangyunjian@huawei.com>,
"dev@dpdk.org" <dev@dpdk.org>, Akhil Goyal <akhil.goyal@nxp.com>
Cc: Hemant Agrawal <hemant.agrawal@nxp.com>,
"jerry.lilijun@huawei.com" <jerry.lilijun@huawei.com>,
"xudingke@huawei.com" <xudingke@huawei.com>,
"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-stable] [dpdk-dev] [PATCH] crypto/caam_jr: fix wrong check of fd
Date: Sat, 9 May 2020 17:44:09 +0000 [thread overview]
Message-ID: <VI1PR04MB696004741482A27C7B5FAD37E1A30@VI1PR04MB6960.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <1587906052-1548-1-git-send-email-wangyunjian@huawei.com>
> -----Original Message-----
> From: wangyunjian <wangyunjian@huawei.com>
> Sent: Sunday, April 26, 2020 6:31 PM
> To: dev@dpdk.org
> Cc: Gagandeep Singh <G.Singh@nxp.com>; Hemant Agrawal
> <hemant.agrawal@nxp.com>; jerry.lilijun@huawei.com;
> xudingke@huawei.com; Yunjian Wang <wangyunjian@huawei.com>;
> stable@dpdk.org
> Subject: [dpdk-dev] [PATCH] crypto/caam_jr: fix wrong check of fd
>
> From: Yunjian Wang <wangyunjian@huawei.com>
>
> Zero is a valid fd. It will fail to check the fd if the fd is zero.
>
> Fixes: e7a45f3cc245 ("crypto/caam_jr: add UIO specific operations")
> Cc: stable@dpdk.org
>
> Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
> ---
> drivers/crypto/caam_jr/caam_jr_uio.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/crypto/caam_jr/caam_jr_uio.c
> b/drivers/crypto/caam_jr/caam_jr_uio.c
> index b1bb44ca4..658de5460 100644
> --- a/drivers/crypto/caam_jr/caam_jr_uio.c
> +++ b/drivers/crypto/caam_jr/caam_jr_uio.c
> @@ -145,7 +145,7 @@ file_read_first_line(const char root[], const char
> subdir[],
> "%s/%s/%s", root, subdir, filename);
>
> fd = open(absolute_file_name, O_RDONLY);
> - SEC_ASSERT(fd > 0, fd, "Error opening file %s",
> + SEC_ASSERT(fd >= 0, fd, "Error opening file %s",
> absolute_file_name);
>
> /* read UIO device name from first line in file */
> @@ -389,7 +389,7 @@ uio_job_ring *config_job_ring(void)
>
> /* Open device file */
> job_ring->uio_fd = open(uio_device_file_name, O_RDWR);
> - SEC_ASSERT(job_ring->uio_fd > 0, NULL,
> + SEC_ASSERT(job_ring->uio_fd >= 0, NULL,
> "Failed to open UIO device file for job ring %d",
> job_ring->jr_id);
>
> @@ -488,7 +488,7 @@ sec_cleanup(void)
> /* I need to close the fd after shutdown UIO commands need to
> be
> * sent using the fd
> */
> - if (job_ring->uio_fd != 0) {
> + if (job_ring->uio_fd >= 0) {
> CAAM_JR_INFO(
> "Closed device file for job ring %d , fd = %d",
> job_ring->jr_id, job_ring->uio_fd);
> --
> 2.19.1
>
Reviewed-by: Gagandeep Singh <G.singh@nxp.com>
next prev parent reply other threads:[~2020-05-09 17:44 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-26 13:00 wangyunjian
2020-05-09 17:44 ` Gagandeep Singh [this message]
2020-05-10 5:53 ` Gagandeep Singh
2020-05-11 2:13 ` wangyunjian
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