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-rw-r--r--fs/nfs/write.c18
1 files changed, 7 insertions, 11 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 4cfada2cc09f..a515ec714bb6 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -98,11 +98,10 @@ struct nfs_write_data *nfs_commit_alloc(unsigned int pagecount)
98 if (p) { 98 if (p) {
99 memset(p, 0, sizeof(*p)); 99 memset(p, 0, sizeof(*p));
100 INIT_LIST_HEAD(&p->pages); 100 INIT_LIST_HEAD(&p->pages);
101 if (pagecount < NFS_PAGEVEC_SIZE) 101 if (pagecount <= ARRAY_SIZE(p->page_array))
102 p->pagevec = &p->page_array[0]; 102 p->pagevec = p->page_array;
103 else { 103 else {
104 size_t size = ++pagecount * sizeof(struct page *); 104 p->pagevec = kcalloc(pagecount, sizeof(struct page *), GFP_NOFS);
105 p->pagevec = kzalloc(size, GFP_NOFS);
106 if (!p->pagevec) { 105 if (!p->pagevec) {
107 mempool_free(p, nfs_commit_mempool); 106 mempool_free(p, nfs_commit_mempool);
108 p = NULL; 107 p = NULL;
@@ -126,14 +125,11 @@ struct nfs_write_data *nfs_writedata_alloc(unsigned int pagecount)
126 if (p) { 125 if (p) {
127 memset(p, 0, sizeof(*p)); 126 memset(p, 0, sizeof(*p));
128 INIT_LIST_HEAD(&p->pages); 127 INIT_LIST_HEAD(&p->pages);
129 if (pagecount < NFS_PAGEVEC_SIZE) 128 if (pagecount <= ARRAY_SIZE(p->page_array))
130 p->pagevec = &p->page_array[0]; 129 p->pagevec = p->page_array;
131 else { 130 else {
132 size_t size = ++pagecount * sizeof(struct page *); 131 p->pagevec = kcalloc(pagecount, sizeof(struct page *), GFP_NOFS);
133 p->pagevec = kmalloc(size, GFP_NOFS); 132 if (!p->pagevec) {
134 if (p->pagevec) {
135 memset(p->pagevec, 0, size);
136 } else {
137 mempool_free(p, nfs_wdata_mempool); 133 mempool_free(p, nfs_wdata_mempool);
138 p = NULL; 134 p = NULL;
139 } 135 }