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authorDavid S. Miller <davem@davemloft.net>2008-10-01 06:12:56 -0700
committerDavid S. Miller <davem@davemloft.net>2008-10-01 06:12:56 -0700
commitb262e60309e1b0eb25d300c7e739427d5316abb1 (patch)
treebf319d78c79bb5cb617ff0c8340c73aa349bba15 /drivers/char/tty_io.c
parent93c8b90f01f0dc73891da4e84b26524b61d29d66 (diff)
parent0523820482dcb42784572ffd2296c2f08c275a2b (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/wireless/ath9k/core.c drivers/net/wireless/ath9k/main.c net/core/dev.c
Diffstat (limited to 'drivers/char/tty_io.c')
-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 daeb8f76697..e4dce870954 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')