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From: | Carlo Arenas |
Subject: | Re: [Qemu-devel] [PATCH] syscall: fix special case of write(fd, NULL, 0) |
Date: | Fri, 29 Sep 2017 16:33:17 -0700 |
a return of 0 is a valid response for write per POSIX and just indicates 0 bytes were written. the use of NULL for the buffer is not a trigger for that behaviour, but the fact that the third parameter asks for 0 bytes to be copied. therefore there is no need to get logic in this handler to check for NULL IMHO Carlo
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