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| author | Vivek Goyal <vgoyal@in.ibm.com> | 2006-04-03 16:38:11 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-04-07 09:44:30 -0700 |
| commit | 72ecdfb827a267b5fb5b20016175be21b0b0f953 (patch) | |
| tree | 8f35c74eaf0c56b9565a7ededc714984ad9bd103 | |
| parent | 01ede1fd9200b73b2ec4f906fb6af94e93577504 (diff) | |
| download | kernel-common-72ecdfb827a267b5fb5b20016175be21b0b0f953.tar.gz kernel-common-72ecdfb827a267b5fb5b20016175be21b0b0f953.tar.bz2 kernel-common-72ecdfb827a267b5fb5b20016175be21b0b0f953.zip | |
[PATCH] kdump proc vmcore size oveflow fix
A couple of /proc/vmcore data structures overflow with 32bit systems having
memory more than 4G. This patch fixes those.
Signed-off-by: Ken'ichi Ohmichi <oomichi@mxs.nes.nec.co.jp>
Signed-off-by: Vivek Goyal <vgoyal@in.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | fs/proc/vmcore.c | 4 | ||||
| -rw-r--r-- | include/linux/proc_fs.h | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/fs/proc/vmcore.c b/fs/proc/vmcore.c index 4063fb32f78c..164a7d055e3f 100644 --- a/fs/proc/vmcore.c +++ b/fs/proc/vmcore.c @@ -103,8 +103,8 @@ static ssize_t read_vmcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos) { ssize_t acc = 0, tmp; - size_t tsz, nr_bytes; - u64 start; + size_t tsz; + u64 start, nr_bytes; struct vmcore *curr_m = NULL; if (buflen == 0 || *fpos >= vmcore_size) diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h index aa6322d45198..6c1e3478775a 100644 --- a/include/linux/proc_fs.h +++ b/include/linux/proc_fs.h @@ -78,7 +78,7 @@ struct kcore_list { struct vmcore { struct list_head list; unsigned long long paddr; - unsigned long size; + unsigned long long size; loff_t offset; }; |