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authorJohannes Thumshirn <jthumshirn@suse.de>2015-07-08 17:15:34 +0200
committerBrian Norris <computersforpeace@gmail.com>2015-09-28 17:36:57 -0700
commit35667b9983a2a89e504377e89388982dc398773d (patch)
tree90d3558b303ee0bf767e348e3c6af31f31c881e5 /drivers/mtd
parente971affaf92d530b653122f08aa23e7384de170f (diff)
mtd: Destroy mtd_idr on module_exit
Destroy mtd_idr on module_exit, reclaiming the allocated memory. This was detected by the following semantic patch (written by Luis Rodriguez <mcgrof@suse.com>) <SmPL> @ defines_module_init @ declarer name module_init, module_exit; declarer name DEFINE_IDR; identifier init; @@ module_init(init); @ defines_module_exit @ identifier exit; @@ module_exit(exit); @ declares_idr depends on defines_module_init && defines_module_exit @ identifier idr; @@ DEFINE_IDR(idr); @ on_exit_calls_destroy depends on declares_idr && defines_module_exit @ identifier declares_idr.idr, defines_module_exit.exit; @@ exit(void) { ... idr_destroy(&idr); ... } @ missing_module_idr_destroy depends on declares_idr && defines_module_exit && !on_exit_calls_destroy @ identifier declares_idr.idr, defines_module_exit.exit; @@ exit(void) { ... +idr_destroy(&idr); } </SmPL> Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/mtdcore.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 8bbbb751bf45..8598e3b783fe 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -1301,6 +1301,7 @@ static void __exit cleanup_mtd(void)
remove_proc_entry("mtd", NULL);
class_unregister(&mtd_class);
bdi_destroy(&mtd_bdi);
+ idr_destroy(&mtd_idr);
}
module_init(init_mtd);