Commit 7af92f87 authored Jan 06, 2010 by Stephen Hemminger Committed by Jens Axboe Jan 11, 2010

genhd: overlapping variable definition



This fixes the sparse warning:
fs/ext4/super.c:2390:40: warning: symbol 'i' shadows an earlier one
fs/ext4/super.c:2368:22: originally declared here

Using 'i' in a macro is dubious practice.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

parent ce289321

include/linux/genhd.h

+3 −3

Original line number	Diff line number	Diff line
		@@ -256,9 +256,9 @@ extern struct hd_struct disk_map_sector_rcu(struct gendisk disk,
		#define part_stat_read(part, field) \
		({ \
		typeof((part)->dkstats->field) res = 0; \
		int i; \
		for_each_possible_cpu(i) \
		res += per_cpu_ptr((part)->dkstats, i)->field; \
		unsigned int _cpu; \
		for_each_possible_cpu(_cpu) \
		res += per_cpu_ptr((part)->dkstats, _cpu)->field; \
		res; \
		})