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spi: fix spidev for >sizeof(long)/32 devices

find_first_zero_bit accepts number of bits, not longs.

Signed-off-by: Domen Puncer <domen.puncer@telargo.com>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Domen Puncer 18 năm trước cách đây
mục cha
commit
0a4dd7783d
1 tập tin đã thay đổi với 1 bổ sung1 xóa
  1. 1 1
      drivers/spi/spidev.c

+ 1 - 1
drivers/spi/spidev.c

@@ -484,7 +484,7 @@ static int spidev_probe(struct spi_device *spi)
 	 * Reusing minors is fine so long as udev or mdev is working.
 	 */
 	mutex_lock(&device_list_lock);
-	minor = find_first_zero_bit(minors, ARRAY_SIZE(minors));
+	minor = find_first_zero_bit(minors, N_SPI_MINORS);
 	if (minor < N_SPI_MINORS) {
 		spidev->dev.parent = &spi->dev;
 		spidev->dev.class = &spidev_class;