Lines Matching refs:buf
39 void *buf; in SYSCALL_DEFINE3() local
49 buf = kmalloc(length, GFP_KERNEL); in SYSCALL_DEFINE3()
50 if (!buf) in SYSCALL_DEFINE3()
53 buf = local_buf; in SYSCALL_DEFINE3()
64 if (copy_from_user(buf, user_buffer, length)) in SYSCALL_DEFINE3()
67 ret = zpci_memcpy_toio(io_addr, buf, length); in SYSCALL_DEFINE3()
69 if (buf != local_buf) in SYSCALL_DEFINE3()
70 kfree(buf); in SYSCALL_DEFINE3()
79 void *buf; in SYSCALL_DEFINE3() local
89 buf = kmalloc(length, GFP_KERNEL); in SYSCALL_DEFINE3()
90 if (!buf) in SYSCALL_DEFINE3()
93 buf = local_buf; in SYSCALL_DEFINE3()
104 ret = zpci_memcpy_fromio(buf, io_addr, length); in SYSCALL_DEFINE3()
107 if (copy_to_user(user_buffer, buf, length)) in SYSCALL_DEFINE3()
111 if (buf != local_buf) in SYSCALL_DEFINE3()
112 kfree(buf); in SYSCALL_DEFINE3()