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-rw-r--r--fs/squashfs/super.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/squashfs/super.c b/fs/squashfs/super.c
index 88b4f8606652..ab1a401a0e19 100644
--- a/fs/squashfs/super.c
+++ b/fs/squashfs/super.c
@@ -87,11 +87,14 @@ static int squashfs_fill_super(struct super_block *sb, void *data, int silent)
u64 lookup_table_start, xattr_id_table_start;
int err;
+ lock_kernel();
+
TRACE("Entered squashfs_fill_superblock\n");
sb->s_fs_info = kzalloc(sizeof(*msblk), GFP_KERNEL);
if (sb->s_fs_info == NULL) {
ERROR("Failed to allocate squashfs_sb_info\n");
+ unlock_kernel();
return -ENOMEM;
}
msblk = sb->s_fs_info;
@@ -301,6 +304,7 @@ allocate_root:
TRACE("Leaving squashfs_fill_super\n");
kfree(sblk);
+ unlock_kernel();
return 0;
failed_mount:
@@ -315,11 +319,13 @@ failed_mount:
kfree(sb->s_fs_info);
sb->s_fs_info = NULL;
kfree(sblk);
+ unlock_kernel();
return err;
failure:
kfree(sb->s_fs_info);
sb->s_fs_info = NULL;
+ unlock_kernel();
return -ENOMEM;
}
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