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From: Joel Stanley <joel@jms.id.au>
To: Bartosz Golaszewski <brgl@bgdev.pl>, linux-gpio@vger.kernel.org
Cc: Andrew Jeffery <andrew@aj.id.au>,
	openbmc@lists.ozlabs.org, Zev Weiss <zweiss@equinix.com>
Subject: [libgpiod PATCH 1/7] tools: Clean up scandir memory allocations
Date: Thu,  3 Feb 2022 14:51:28 +1030	[thread overview]
Message-ID: <20220203042134.68425-2-joel@jms.id.au> (raw)
In-Reply-To: <20220203042134.68425-1-joel@jms.id.au>

The code copied from gpiofind didn't free the memory from scandir.

Signed-off-by: Joel Stanley <joel@jms.id.au>
---
 tools/tools-common.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/tools/tools-common.c b/tools/tools-common.c
index 0dc3d52668d7..c83e68a2c1e4 100644
--- a/tools/tools-common.c
+++ b/tools/tools-common.c
@@ -190,12 +190,17 @@ struct gpiod_chip *chip_by_line_name(const char *name)
 
 			die_perror("unable to open %s", entries[i]->d_name);
 		}
+		free(entries[i]);
 
 		offset = gpiod_chip_find_line(chip, name);
-		if (offset >= 0)
+		if (offset >= 0) {
+			free(entries);
 			return chip;
+		}
+		gpiod_chip_unref(chip);
 	}
 
+	free(entries);
 	return NULL;
 }
 
-- 
2.34.1


  reply	other threads:[~2022-02-03  4:24 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-03  4:21 [libgpiod PATCH 0/7] tools: Add by-name support Joel Stanley
2022-02-03  4:21 ` Joel Stanley [this message]
2022-02-08 11:21   ` [libgpiod PATCH 1/7] tools: Clean up scandir memory allocations Bartosz Golaszewski
2022-02-03  4:21 ` [libgpiod PATCH 2/7] tools: Add line name to offset lookup helper Joel Stanley
2022-02-03  4:21 ` [libgpiod PATCH 3/7] tools: Add value support to line name lookup Joel Stanley
2022-02-03  8:37   ` Zev Weiss
2022-02-03  4:21 ` [libgpiod PATCH 4/7] tools: gpioget: Add by-name support Joel Stanley
2022-02-03  8:37   ` Zev Weiss
2022-02-03  4:21 ` [libgpiod PATCH 5/7] tools: gpioset: " Joel Stanley
2022-02-03  8:37   ` Zev Weiss
2022-02-03  4:21 ` [libgpiod PATCH 6/7] gpio-tools-test: Add gpioset --by-name tests Joel Stanley
2022-02-03  4:21 ` [libgpiod PATCH 7/7] gpio-tools-test: Add gpioget " Joel Stanley

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