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Re: [Qemu-devel] [PATCH v2] syscall: fix special case of write(fd, NULL,
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From: |
Zhuowei zhang |
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Subject: |
Re: [Qemu-devel] [PATCH v2] syscall: fix special case of write(fd, NULL, 0) |
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Date: |
Sat, 30 Sep 2017 15:49:01 +0000 (UTC) |
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On Sat, 9/30/17, Laurent Vivier <address@hidden> wrote:
> Could you change the NR_read too, for consistency?
The NR_read case for length 0 doesn't check if the buffer is NULL, unlike this
patch, and I'm not sure if switching that to make a real read() syscall with a
NULL buffer even if the original buffer is non-null would break anything.
Thanks
Zhuowei