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authorIngo Molnar <mingo@elte.hu>2008-10-10 19:30:08 +0200
committerIngo Molnar <mingo@elte.hu>2008-10-10 19:30:08 +0200
commit3dd392a407d15250a501fa109cc1f93fee95ef85 (patch)
treec1faca3fa8bd0f7c8790b3e0887229b4a5a90e8b /drivers/char
parentb27a43c1e90582facad44de67d02bc9e9f900289 (diff)
parentd403a6484f0341bf0624d17ece46f24f741b6a92 (diff)
downloadblackbird-op-linux-3dd392a407d15250a501fa109cc1f93fee95ef85.tar.gz
blackbird-op-linux-3dd392a407d15250a501fa109cc1f93fee95ef85.zip
Merge branch 'linus' into x86/pat2
Conflicts: arch/x86/mm/init_64.c
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/tty_io.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index daeb8f766971..e4dce8709541 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -695,13 +695,23 @@ struct tty_driver *tty_find_polling_driver(char *name, int *line)
{
struct tty_driver *p, *res = NULL;
int tty_line = 0;
+ int len;
char *str;
+ for (str = name; *str; str++)
+ if ((*str >= '0' && *str <= '9') || *str == ',')
+ break;
+ if (!*str)
+ return NULL;
+
+ len = str - name;
+ tty_line = simple_strtoul(str, &str, 10);
+
mutex_lock(&tty_mutex);
/* Search through the tty devices to look for a match */
list_for_each_entry(p, &tty_drivers, tty_drivers) {
- str = name + strlen(p->name);
- tty_line = simple_strtoul(str, &str, 10);
+ if (strncmp(name, p->name, len) != 0)
+ continue;
if (*str == ',')
str++;
if (*str == '\0')
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