[PATCH] hvc_console: Separate the NUL character filtering from get_hvc_chars
Separate the NUL character filtering from get_hvc_chars.
Signed-off-by: Milton Miller <miltonm@bga.com>
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/ppc64/kernel/hvconsole.c b/arch/ppc64/kernel/hvconsole.c
index 9d8876d..138e128 100644
--- a/arch/ppc64/kernel/hvconsole.c
+++ b/arch/ppc64/kernel/hvconsole.c
@@ -41,29 +41,14 @@
unsigned long got;
if (plpar_hcall(H_GET_TERM_CHAR, vtermno, 0, 0, 0, &got,
- (unsigned long *)buf, (unsigned long *)buf+1) == H_Success) {
- /*
- * Work around a HV bug where it gives us a null
- * after every \r. -- paulus
- */
- if (got > 0) {
- int i;
- for (i = 1; i < got; ++i) {
- if (buf[i] == 0 && buf[i-1] == '\r') {
- --got;
- if (i < got)
- memmove(&buf[i], &buf[i+1],
- got - i);
- }
- }
- }
+ (unsigned long *)buf, (unsigned long *)buf+1) == H_Success)
return got;
- }
return 0;
}
EXPORT_SYMBOL(hvc_get_chars);
+
/**
* hvc_put_chars: send characters to firmware for denoted vterm adapter
* @vtermno: The vtermno or unit_address of the adapter from which the data