From: Bobby Powers <bobbypowers@gmail.com>
To: dhowells@redhat.com
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com,
viro@zeniv.linux.org.uk, Bobby Powers <bobbypowers@gmail.com>
Subject: [PATCH tip/x86/x32] fs: fix close_on_exec pointer in alloc_fdtable
Date: Wed, 22 Feb 2012 00:29:47 -0500 [thread overview]
Message-ID: <1329888587-3087-1-git-send-email-bobbypowers@gmail.com> (raw)
alloc_fdtable allocates space for the open_fds and close_on_exec
bitfields together, as 2 * nr / BITS_PER_BYTE. close_on_exec needs to
point to open_fds + nr / BITS_PER_BYTE, not open_fds + nr /
BITS_PER_LONG, as introducted in 1fd36adc: Replace the fd_sets in
struct fdtable with an array of unsigned longs.
Signed-off-by: Bobby Powers <bobbypowers@gmail.com>
---
fs/file.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/fs/file.c b/fs/file.c
index 2d479dd..171f6b4 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -179,7 +179,7 @@ static struct fdtable * alloc_fdtable(unsigned int nr)
if (!data)
goto out_arr;
fdt->open_fds = data;
- data += nr / BITS_PER_LONG;
+ data += nr / BITS_PER_BYTE;
fdt->close_on_exec = data;
fdt->next = NULL;
--
1.7.7.6
next reply other threads:[~2012-02-22 5:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-22 5:29 Bobby Powers [this message]
2012-02-22 10:18 ` [PATCH tip/x86/x32] fs: fix close_on_exec pointer in alloc_fdtable David Howells
2012-02-23 14:40 ` Bobby Powers
2012-02-23 14:56 ` H. Peter Anvin
2012-02-24 2:42 ` [tip:core/types] fs: Fix " tip-bot for Bobby Powers
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