mirror of https://gitee.com/openkylin/linux.git
[PATCH] CHAR-Amiserial: turn local_save_flags() + local_irq_disable() into local_irq_save()
drivers/char/amiserial.c::rs_write() contains local_irq_disable() after local_save_flags(). Turn it into local_irq_save(). Signed-off-by: Jiri Kosina <jkosina@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -902,8 +902,7 @@ static int rs_write(struct tty_struct * tty, const unsigned char *buf, int count
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if (!info->xmit.buf)
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return 0;
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local_save_flags(flags);
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local_irq_disable();
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local_irq_save(flags);
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while (1) {
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c = CIRC_SPACE_TO_END(info->xmit.head,
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info->xmit.tail,
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