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Don't close fd if it's lower then stderr, otherwise we can close

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one of the descriptor which we just set.

Pointed out by:		jilles
Approved by:		re (hrs)
This commit is contained in:
oshogbo 2016-06-13 00:03:55 +00:00
parent 9cb15c34bc
commit 891559e499
1 changed files with 2 additions and 1 deletions
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3
lib/libcasper/libcasper/service.c
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@ -360,7 +360,8 @@ stdnull(void)
if (dup2(fd, STDERR_FILENO) == -1) if (dup2(fd, STDERR_FILENO) == -1)
errx(1, "Unable to cover stderr"); errx(1, "Unable to cover stderr");
close(fd); if (fd > STDERR_FILENO)
close(fd);
} }
static void static void