diff options
| author | Zhang Rui <rui.zhang@intel.com> | 2009-06-30 11:41:31 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-07-19 20:45:00 -0700 |
| commit | 01a6403211958921247f4e65b16376e6ec706a0d (patch) | |
| tree | 86569254a3400819bcd03528fbdee4152153f671 /kernel | |
| parent | 4af3aa317b819743c34e1f1b0bb989e132eaad46 (diff) | |
kernel/resource.c: fix sign extension in reserve_setup()
commit 8bc1ad7dd301b7ca7454013519fa92e8c53655ff upstream.
When the 32-bit signed quantities get assigned to the u64 resource_size_t,
they are incorrectly sign-extended.
Addresses http://bugzilla.kernel.org/show_bug.cgi?id=13253
Addresses http://bugzilla.kernel.org/show_bug.cgi?id=9905
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Reported-by: Leann Ogasawara <leann@ubuntu.com>
Cc: Pierre Ossman <drzeus@drzeus.cx>
Reported-by: <pablomme@googlemail.com>
Tested-by: <pablomme@googlemail.com>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/resource.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/resource.c b/kernel/resource.c index 03d796c1b2e..87f675a895d 100644 --- a/kernel/resource.c +++ b/kernel/resource.c @@ -741,7 +741,7 @@ static int __init reserve_setup(char *str) static struct resource reserve[MAXRESERVE]; for (;;) { - int io_start, io_num; + unsigned int io_start, io_num; int x = reserved; if (get_option (&str, &io_start) != 2) |