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-rw-r--r--arch/x86/kernel/early_printk.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c
index 89427d8d4fc5..eec40f595ab9 100644
--- a/arch/x86/kernel/early_printk.c
+++ b/arch/x86/kernel/early_printk.c
@@ -175,7 +175,9 @@ static __init void early_serial_init(char *s)
}
if (*s) {
- if (kstrtoul(s, 0, &baud) < 0 || baud == 0)
+ baud = simple_strtoull(s, &e, 0);
+
+ if (baud == 0 || s == e)
baud = DEFAULT_BAUD;
}