console: more buf for index parsing
Change name to buf according to the usage as name + index
Signed-off-by: Yinghai Lu <yinghai.lu@sun.com>
Cc: Andi Kleen <ak@suse.de>
Cc: Bjorn Helgaas <bjorn.helgaas@hp.com>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Gerd Hoffmann <kraxel@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/kernel/printk.c b/kernel/printk.c
index 0bbdeac..4961410 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -654,7 +654,7 @@
*/
static int __init console_setup(char *str)
{
- char name[sizeof(console_cmdline[0].name)];
+ char buf[sizeof(console_cmdline[0].name) + 4]; /* 4 for index */
char *s, *options;
int idx;
@@ -662,27 +662,27 @@
* Decode str into name, index, options.
*/
if (str[0] >= '0' && str[0] <= '9') {
- strcpy(name, "ttyS");
- strncpy(name + 4, str, sizeof(name) - 5);
+ strcpy(buf, "ttyS");
+ strncpy(buf + 4, str, sizeof(buf) - 5);
} else {
- strncpy(name, str, sizeof(name) - 1);
+ strncpy(buf, str, sizeof(buf) - 1);
}
- name[sizeof(name) - 1] = 0;
+ buf[sizeof(buf) - 1] = 0;
if ((options = strchr(str, ',')) != NULL)
*(options++) = 0;
#ifdef __sparc__
if (!strcmp(str, "ttya"))
- strcpy(name, "ttyS0");
+ strcpy(buf, "ttyS0");
if (!strcmp(str, "ttyb"))
- strcpy(name, "ttyS1");
+ strcpy(buf, "ttyS1");
#endif
- for (s = name; *s; s++)
+ for (s = buf; *s; s++)
if ((*s >= '0' && *s <= '9') || *s == ',')
break;
idx = simple_strtoul(s, NULL, 10);
*s = 0;
- add_preferred_console(name, idx, options);
+ add_preferred_console(buf, idx, options);
return 1;
}
__setup("console=", console_setup);
@@ -709,7 +709,7 @@
* See if this tty is not yet registered, and
* if we have a slot free.
*/
- for(i = 0; i < MAX_CMDLINECONSOLES && console_cmdline[i].name[0]; i++)
+ for (i = 0; i < MAX_CMDLINECONSOLES && console_cmdline[i].name[0]; i++)
if (strcmp(console_cmdline[i].name, name) == 0 &&
console_cmdline[i].index == idx) {
selected_console = i;