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-rw-r--r--drivers/acpi/osl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index e3cd0b16031a..8653dac01a76 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -836,7 +836,7 @@ acpi_status acpi_os_wait_semaphore(acpi_handle handle, u32 units, u16 timeout)
static const int quantum_ms = 1000 / HZ;
ret = down_trylock(sem);
- for (i = timeout; (i > 0 && ret < 0); i -= quantum_ms) {
+ for (i = timeout; (i > 0 && ret != 0); i -= quantum_ms) {
schedule_timeout_interruptible(1);
ret = down_trylock(sem);
}