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From:   Gopal Tiwari <gopalkrishna.tiwari@gmail.com>
To:     linux-bluetooth@vger.kernel.org
Cc:     luiz.dentz@gmail.com, gtiwari@redhat.com
Subject: [Bluez 06/13] Fixing leaked_handle in create-image.c
Date:   Mon, 30 May 2022 13:42:02 +0530
Message-Id: <20220530081209.560465-7-gopalkrishna.tiwari@gmail.com>
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From: Gopal Tiwari <gtiwari@redhat.com>

While performing static tool analysis using coverity found following reports for resouse leak

bluez-5.64/tools/create-image.c:124: leaked_storage: Variable "map" going out of scope leaks the storage it points to.

Signed-off-by: Gopal Tiwari <gtiwari@redhat.com>
---
 tools/create-image.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/tools/create-image.c b/tools/create-image.c
index aba940da7..90cd87315 100644
--- a/tools/create-image.c
+++ b/tools/create-image.c
@@ -97,12 +97,13 @@ static void write_block(FILE *fp, const char *pathname, unsigned int ino,
 
 	map = mmap(NULL, st.st_size, PROT_READ, MAP_SHARED, fd, 0);
 	if (!map || map == MAP_FAILED) {
-		close(fd);
-		fd = -1;
 		map = NULL;
 		st.st_size = 0;
         }
 
+	close(fd);
+	fd = -1;
+
 done:
 	fprintf(fp, HDR_FMT, HDR_MAGIC, ino, mode, 0, 0, 1, 0,
 		(uintmax_t) st.st_size, 0, 0, 0, 0, namelen + 1, 0, name);
@@ -117,9 +118,7 @@ done:
 		pad = 3 - ((st.st_size + 3) % 4);
 		for (i = 0; i < pad; i++)
 			fputc(0, fp);
-
 		munmap(map, st.st_size);
-		close(fd);
 	}
 }
 
-- 
2.26.2