diff options
Diffstat (limited to 'drivers/block/loop.c')
-rw-r--r-- | drivers/block/loop.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 5c4ee70d5cf3..fb06ed659212 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c | |||
@@ -936,8 +936,10 @@ loop_set_status(struct loop_device *lo, const struct loop_info64 *info) | |||
936 | { | 936 | { |
937 | int err; | 937 | int err; |
938 | struct loop_func_table *xfer; | 938 | struct loop_func_table *xfer; |
939 | uid_t uid = current_uid(); | ||
939 | 940 | ||
940 | if (lo->lo_encrypt_key_size && lo->lo_key_owner != current->uid && | 941 | if (lo->lo_encrypt_key_size && |
942 | lo->lo_key_owner != uid && | ||
941 | !capable(CAP_SYS_ADMIN)) | 943 | !capable(CAP_SYS_ADMIN)) |
942 | return -EPERM; | 944 | return -EPERM; |
943 | if (lo->lo_state != Lo_bound) | 945 | if (lo->lo_state != Lo_bound) |
@@ -992,7 +994,7 @@ loop_set_status(struct loop_device *lo, const struct loop_info64 *info) | |||
992 | if (info->lo_encrypt_key_size) { | 994 | if (info->lo_encrypt_key_size) { |
993 | memcpy(lo->lo_encrypt_key, info->lo_encrypt_key, | 995 | memcpy(lo->lo_encrypt_key, info->lo_encrypt_key, |
994 | info->lo_encrypt_key_size); | 996 | info->lo_encrypt_key_size); |
995 | lo->lo_key_owner = current->uid; | 997 | lo->lo_key_owner = uid; |
996 | } | 998 | } |
997 | 999 | ||
998 | return 0; | 1000 | return 0; |