gfs2: Clean up gfs2_alloc_parms initializers

When intializing a struct, all fields that are not explicitly mentioned
are zeroed out already.
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>

fs/gfs2/file.c

@@ -418,7 +418,7 @@ static vm_fault_t gfs2_page_mkwrite(struct vm_fault *vmf)
 	struct inode *inode = file_inode(vmf->vma->vm_file);
 	struct gfs2_inode *ip = GFS2_I(inode);
 	struct gfs2_sbd *sdp = GFS2_SB(inode);
-	struct gfs2_alloc_parms ap = { .aflags = 0, };
+	struct gfs2_alloc_parms ap = {};
 	u64 offset = page_offset(page);
 	unsigned int data_blocks, ind_blocks, rblocks;
 	vm_fault_t ret = VM_FAULT_LOCKED;
@@ -1251,7 +1251,7 @@ static long __gfs2_fallocate(struct file *file, int mode, loff_t offset, loff_t
 	struct inode *inode = file_inode(file);
 	struct gfs2_sbd *sdp = GFS2_SB(inode);
 	struct gfs2_inode *ip = GFS2_I(inode);
-	struct gfs2_alloc_parms ap = { .aflags = 0, };
+	struct gfs2_alloc_parms ap = {};
 	unsigned int data_blocks = 0, ind_blocks = 0, rblocks;
 	loff_t bytes, max_bytes, max_blks;
 	int error;

fs/gfs2/quota.c

@@ -909,7 +909,7 @@ static int do_sync(unsigned int num_qd, struct gfs2_quota_data **qda)
 {
 	struct gfs2_sbd *sdp = (*qda)->qd_sbd;
 	struct gfs2_inode *ip = GFS2_I(sdp->sd_quota_inode);
-	struct gfs2_alloc_parms ap = { .aflags = 0, };
+	struct gfs2_alloc_parms ap = {};
 	unsigned int data_blocks, ind_blocks;
 	struct gfs2_holder *ghs, i_gh;
 	unsigned int qx, x;
@@ -1741,7 +1741,7 @@ static int gfs2_set_dqblk(struct super_block *sb, struct kqid qid,
 	if (gfs2_is_stuffed(ip))
 		alloc_required = 1;
 	if (alloc_required) {
-		struct gfs2_alloc_parms ap = { .aflags = 0, };
+		struct gfs2_alloc_parms ap = {};
 		gfs2_write_calc_reserv(ip, sizeof(struct gfs2_quota),
 				       &data_blocks, &ind_blocks);
 		blocks = 1 + data_blocks + ind_blocks;