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Diffstat (limited to 'fs/ecryptfs/miscdev.c')
-rw-r--r--fs/ecryptfs/miscdev.c28
1 files changed, 11 insertions, 17 deletions
diff --git a/fs/ecryptfs/miscdev.c b/fs/ecryptfs/miscdev.c
index dda3c58eefc0..4ec8f61ccf5a 100644
--- a/fs/ecryptfs/miscdev.c
+++ b/fs/ecryptfs/miscdev.c
@@ -193,26 +193,20 @@ int ecryptfs_send_miscdev(char *data, size_t data_size,
193 int rc = 0; 193 int rc = 0;
194 194
195 mutex_lock(&msg_ctx->mux); 195 mutex_lock(&msg_ctx->mux);
196 if (data) { 196 msg_ctx->msg = kmalloc((sizeof(*msg_ctx->msg) + data_size),
197 msg_ctx->msg = kmalloc((sizeof(*msg_ctx->msg) + data_size), 197 GFP_KERNEL);
198 GFP_KERNEL); 198 if (!msg_ctx->msg) {
199 if (!msg_ctx->msg) { 199 rc = -ENOMEM;
200 rc = -ENOMEM; 200 printk(KERN_ERR "%s: Out of memory whilst attempting "
201 printk(KERN_ERR "%s: Out of memory whilst attempting " 201 "to kmalloc(%zd, GFP_KERNEL)\n", __func__,
202 "to kmalloc(%zd, GFP_KERNEL)\n", __func__, 202 (sizeof(*msg_ctx->msg) + data_size));
203 (sizeof(*msg_ctx->msg) + data_size)); 203 goto out_unlock;
204 goto out_unlock; 204 }
205 }
206 } else
207 msg_ctx->msg = NULL;
208 msg_ctx->msg->index = msg_ctx->index; 205 msg_ctx->msg->index = msg_ctx->index;
209 msg_ctx->msg->data_len = data_size; 206 msg_ctx->msg->data_len = data_size;
210 msg_ctx->type = msg_type; 207 msg_ctx->type = msg_type;
211 if (data) { 208 memcpy(msg_ctx->msg->data, data, data_size);
212 memcpy(msg_ctx->msg->data, data, data_size); 209 msg_ctx->msg_size = (sizeof(*msg_ctx->msg) + data_size);
213 msg_ctx->msg_size = (sizeof(*msg_ctx->msg) + data_size);
214 } else
215 msg_ctx->msg_size = 0;
216 mutex_lock(&daemon->mux); 210 mutex_lock(&daemon->mux);
217 list_add_tail(&msg_ctx->daemon_out_list, &daemon->msg_ctx_out_queue); 211 list_add_tail(&msg_ctx->daemon_out_list, &daemon->msg_ctx_out_queue);
218 daemon->num_queued_msg_ctx++; 212 daemon->num_queued_msg_ctx++;