linux-ext4 - [PATCH 05/10] libquota: add error checking to quota_write

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue,  7 Jan 2014 09:53:09 -0500
From:	Theodore Ts'o <tytso@....edu>
To:	Ext4 Developers List <linux-ext4@...r.kernel.org>
Cc:	Theodore Ts'o <tytso@....edu>
Subject: [PATCH 05/10] libquota: add error checking to quota_write_inode()

Addresses-Coverity-Id: #709476

Signed-off-by: "Theodore Ts'o" <tytso@....edu>
---
 lib/quota/mkquota.c | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/lib/quota/mkquota.c b/lib/quota/mkquota.c
index 3aa8100..b920f27 100644
--- a/lib/quota/mkquota.c
+++ b/lib/quota/mkquota.c
@@ -133,11 +133,16 @@ errcode_t quota_write_inode(quota_ctx_t qctx, int qtype)
 	fs = qctx->fs;
 	retval = ext2fs_get_mem(sizeof(struct quota_handle), &h);
 	if (retval) {
-		log_err("Unable to allocate quota handle");
+		log_err("Unable to allocate quota handle: %s",
+			error_message(retval));
 		goto out;
 	}
 
-	ext2fs_read_bitmaps(fs);
+	retval = ext2fs_read_bitmaps(fs);
+	if (retval) {
+		log_err("Couldn't read bitmaps: %s", error_message(retval));
+		goto out;
+	}
 
 	for (i = 0; i < MAXQUOTAS; i++) {
 		if ((qtype != -1) && (i != qtype))
@@ -171,7 +176,11 @@ errcode_t quota_write_inode(quota_ctx_t qctx, int qtype)
 		fs->flags &= ~EXT2_FLAG_SUPER_ONLY;
 	}
 
-	ext2fs_write_bitmaps(fs);
+	retval = ext2fs_write_bitmaps(fs);
+	if (retval) {
+		log_err("Couldn't write bitmaps: %s", error_message(retval));
+		goto out;
+	}
 out:
 	if (h)
 		ext2fs_free_mem(&h);
-- 
1.8.5.rc3.362.gdf10213

--
To unsubscribe from this list: send the line "unsubscribe linux-ext4" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html