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From 01d05e00694f0488236ac766a5fcfa37a17bec64 Mon Sep 17 00:00:00 2001
From: Michael Forney <mforney@mforney.org>
Date: Sat, 4 Apr 2020 21:38:29 -0700
Subject: [PATCH] libext2fs: avoid pointer arithmetic on `void *`
The pointer operand to the binary `+` operator must be to a complete
object type.
Signed-off-by: Michael Forney <mforney@mforney.org>
---
lib/ext2fs/csum.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/ext2fs/csum.c b/lib/ext2fs/csum.c
index a7172580..54b53a3c 100644
--- a/lib/ext2fs/csum.c
+++ b/lib/ext2fs/csum.c
@@ -274,7 +274,7 @@ static errcode_t __get_dirent_tail(ext2_filsys fs,
rec_len = translate(d->rec_len);
}
- if ((void *)d > ((void *)dirent + fs->blocksize))
+ if ((char *)d > ((char *)dirent + fs->blocksize))
return EXT2_ET_DIR_CORRUPTED;
if (d != top)
return EXT2_ET_DIR_NO_SPACE_FOR_CSUM;
--
2.26.0
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