Lines Matching refs:buf
40 void *buf; in SYSCALL_DEFINE3() local
50 buf = kmalloc(length, GFP_KERNEL); in SYSCALL_DEFINE3()
51 if (!buf) in SYSCALL_DEFINE3()
54 buf = local_buf; in SYSCALL_DEFINE3()
65 if (copy_from_user(buf, user_buffer, length)) in SYSCALL_DEFINE3()
68 ret = zpci_memcpy_toio(io_addr, buf, length); in SYSCALL_DEFINE3()
70 if (buf != local_buf) in SYSCALL_DEFINE3()
71 kfree(buf); in SYSCALL_DEFINE3()
80 void *buf; in SYSCALL_DEFINE3() local
90 buf = kmalloc(length, GFP_KERNEL); in SYSCALL_DEFINE3()
91 if (!buf) in SYSCALL_DEFINE3()
94 buf = local_buf; in SYSCALL_DEFINE3()
105 ret = zpci_memcpy_fromio(buf, io_addr, length); in SYSCALL_DEFINE3()
108 if (copy_to_user(user_buffer, buf, length)) in SYSCALL_DEFINE3()
112 if (buf != local_buf) in SYSCALL_DEFINE3()
113 kfree(buf); in SYSCALL_DEFINE3()