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authorLibo Chen <clbchenlibo.chen@huawei.com>2013-07-03 18:01:11 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2013-07-03 19:07:25 -0400
commit31bd8fbb41b1fdf61f80e3e506574b43fad5e478 (patch)
tree56461ec00eedf7f200e10166e59624170f476eaf /drivers/cdrom
parent4a184b4ff424e544359f081087723fc36efe603e (diff)
drivers/cdrom/gdrom.c: fix device number leak
Without this patch, gdrom_major will leak when gd.cd_info alloc fails. Signed-off-by: Libo Chen <libo.chen@huawei.com> Cc: Jens Axboe <axboe@kernel.dk> Acked-by: Tejun Heo <tj@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/cdrom')
-rw-r--r--drivers/cdrom/gdrom.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/cdrom/gdrom.c b/drivers/cdrom/gdrom.c
index 4afcb65cc623..5980cb9af857 100644
--- a/drivers/cdrom/gdrom.c
+++ b/drivers/cdrom/gdrom.c
@@ -830,9 +830,9 @@ probe_fail_cdrom_register:
830 del_gendisk(gd.disk); 830 del_gendisk(gd.disk);
831probe_fail_no_disk: 831probe_fail_no_disk:
832 kfree(gd.cd_info); 832 kfree(gd.cd_info);
833probe_fail_no_mem:
833 unregister_blkdev(gdrom_major, GDROM_DEV_NAME); 834 unregister_blkdev(gdrom_major, GDROM_DEV_NAME);
834 gdrom_major = 0; 835 gdrom_major = 0;
835probe_fail_no_mem:
836 pr_warning("Probe failed - error is 0x%X\n", err); 836 pr_warning("Probe failed - error is 0x%X\n", err);
837 return err; 837 return err;
838} 838}