linux-ext4 - [PATCH 4/5] libblkid: fix sizeof(foo) vs sizeof(*foo) malloc() bug

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Date:	Fri,  3 Jan 2014 00:29:57 -0500
From:	Theodore Ts'o <tytso@....edu>
To:	Ext4 Developers List <linux-ext4@...r.kernel.org>
Cc:	Theodore Ts'o <tytso@....edu>
Subject: [PATCH 4/5] libblkid: fix sizeof(foo) vs sizeof(*foo) malloc() bug

Addresses-Coverity-Bug: #709510

Signed-off-by: "Theodore Ts'o" <tytso@....edu>
---
 lib/blkid/probe.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/blkid/probe.c b/lib/blkid/probe.c
index bd31fe0..6f74bd4 100644
--- a/lib/blkid/probe.c
+++ b/lib/blkid/probe.c
@@ -1003,7 +1003,7 @@ static int probe_udf(struct blkid_probe *probe,
 	   (block sizes larger than 2K will be null padded) */
 	for (bs = 1; bs < 16; bs++) {
 		isosb = (struct iso_volume_descriptor *)
-			get_buffer(probe, bs*2048+32768, sizeof(isosb));
+			get_buffer(probe, bs*2048+32768, sizeof(*isosb));
 		if (!isosb)
 			return 1;
 		if (isosb->vd_id[0])
@@ -1015,7 +1015,7 @@ static int probe_udf(struct blkid_probe *probe,
 		if (j > 1) {
 			isosb = (struct iso_volume_descriptor *)
 				get_buffer(probe, j*bs*2048+32768,
-					   sizeof(isosb));
+					   sizeof(*isosb));
 			if (!isosb)
 				return 1;
 		}
@@ -1223,7 +1223,7 @@ static int probe_hfsplus(struct blkid_probe *probe,
 		off = (alloc_first_block * 512) +
 			(embed_first_block * alloc_block_size);
 		buf = get_buffer(probe, off + (id->bim_kboff * 1024),
-				 sizeof(sbd));
+				 sizeof(*sbd));
 		if (!buf)
 			return 1;
 
-- 
1.8.5.rc3.362.gdf10213

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