diff options
| -rw-r--r-- | include/linux/msg.h | 6 | ||||
| -rw-r--r-- | ipc/msgutil.c | 20 | ||||
| -rw-r--r-- | ipc/util.h | 4 |
3 files changed, 15 insertions, 15 deletions
diff --git a/include/linux/msg.h b/include/linux/msg.h index 391af8d11cce..e21f9d44307f 100644 --- a/include/linux/msg.h +++ b/include/linux/msg.h @@ -6,9 +6,9 @@ /* one msg_msg structure for each message */ struct msg_msg { - struct list_head m_list; - long m_type; - int m_ts; /* message text size */ + struct list_head m_list; + long m_type; + size_t m_ts; /* message text size */ struct msg_msgseg* next; void *security; /* the actual message follows immediately */ diff --git a/ipc/msgutil.c b/ipc/msgutil.c index 491e71f2a1b8..7e7095974d54 100644 --- a/ipc/msgutil.c +++ b/ipc/msgutil.c @@ -41,15 +41,15 @@ struct msg_msgseg { /* the next part of the message follows immediately */ }; -#define DATALEN_MSG (int)(PAGE_SIZE-sizeof(struct msg_msg)) -#define DATALEN_SEG (int)(PAGE_SIZE-sizeof(struct msg_msgseg)) +#define DATALEN_MSG ((size_t)PAGE_SIZE-sizeof(struct msg_msg)) +#define DATALEN_SEG ((size_t)PAGE_SIZE-sizeof(struct msg_msgseg)) -static struct msg_msg *alloc_msg(int len) +static struct msg_msg *alloc_msg(size_t len) { struct msg_msg *msg; struct msg_msgseg **pseg; - int alen; + size_t alen; alen = min(len, DATALEN_MSG); msg = kmalloc(sizeof(*msg) + alen, GFP_KERNEL); @@ -80,12 +80,12 @@ out_err: return NULL; } -struct msg_msg *load_msg(const void __user *src, int len) +struct msg_msg *load_msg(const void __user *src, size_t len) { struct msg_msg *msg; struct msg_msgseg *seg; int err = -EFAULT; - int alen; + size_t alen; msg = alloc_msg(len); if (msg == NULL) @@ -117,8 +117,8 @@ out_err: struct msg_msg *copy_msg(struct msg_msg *src, struct msg_msg *dst) { struct msg_msgseg *dst_pseg, *src_pseg; - int len = src->m_ts; - int alen; + size_t len = src->m_ts; + size_t alen; BUG_ON(dst == NULL); if (src->m_ts > dst->m_ts) @@ -147,9 +147,9 @@ struct msg_msg *copy_msg(struct msg_msg *src, struct msg_msg *dst) return ERR_PTR(-ENOSYS); } #endif -int store_msg(void __user *dest, struct msg_msg *msg, int len) +int store_msg(void __user *dest, struct msg_msg *msg, size_t len) { - int alen; + size_t alen; struct msg_msgseg *seg; alen = min(len, DATALEN_MSG); diff --git a/ipc/util.h b/ipc/util.h index f2f5036f2eed..59d78aa94987 100644 --- a/ipc/util.h +++ b/ipc/util.h @@ -148,9 +148,9 @@ int ipc_parse_version (int *cmd); #endif extern void free_msg(struct msg_msg *msg); -extern struct msg_msg *load_msg(const void __user *src, int len); +extern struct msg_msg *load_msg(const void __user *src, size_t len); extern struct msg_msg *copy_msg(struct msg_msg *src, struct msg_msg *dst); -extern int store_msg(void __user *dest, struct msg_msg *msg, int len); +extern int store_msg(void __user *dest, struct msg_msg *msg, size_t len); extern void recompute_msgmni(struct ipc_namespace *); |