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Correctly test return value of pipe(2)

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CID:		1393351
This commit is contained in:
Baptiste Daroussin 2018-06-12 16:40:22 +00:00
parent a9063ba1d7
commit 5a43dca273
1 changed files with 2 additions and 1 deletions
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3
usr.bin/diff/pr.c
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@ -58,7 +58,8 @@ start_pr(char *file1, char *file2)
signal(SIGPIPE, SIG_IGN);
fflush(stdout);
rewind(stdout);
pipe(pfd);
if (pipe(pfd) == -1)
err(2, "pipe");
switch ((pid = pdfork(&pr_pd, PD_CLOEXEC))) {
case -1:
status |= 2;