Commit 85c2ceaa authored by Dan Carpenter's avatar Dan Carpenter Committed by Andrew Morton
Browse files

mm/damon/sysfs: eliminate potential uninitialized variable warning 

The "err" variable is not initialized if damon_target_has_pid(ctx) is
false and sys_target->regions->nr is zero.

Link: https://lkml.kernel.org/r/739e6aaf-a634-4e33-98a8-16546379ec9f@moroto.mountain


Fixes: 0bcd216c4741 ("mm/damon/sysfs: update monitoring target regions for online input commit")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: default avatarSeongJae Park <sj@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent b85ea95d

mm/damon/sysfs.c

+1 −1
Original line number Diff line number Diff line
@@ -1172,7 +1172,7 @@ static int damon_sysfs_update_target(struct damon_target *target, 
		struct damon_ctx *ctx,

		struct damon_sysfs_target *sys_target)

{

	int err;

	int err = 0;



	if (damon_target_has_pid(ctx)) {

		err = damon_sysfs_update_target_pid(target, sys_target->pid);