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fix parenthesis in pager.c (#5798)

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- result of dup2 should be compared against 0
- making parenthesis around comparisons just to be sure
This commit is contained in:
Matija Skala
2017-04-25 14:44:29 +02:00
committed by Lennart Poettering
parent c6c60780a4
commit caf222104a
1 changed files with 2 additions and 2 deletions
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4
src/shared/pager.c
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@@ -176,11 +176,11 @@ void pager_close(void) {
/* Inform pager that we are done */
(void) fflush(stdout);
if (stdout_redirected && (stored_stdout < 0 || dup2(stored_stdout, STDOUT_FILENO)) < 0)
if (stdout_redirected && ((stored_stdout < 0) || (dup2(stored_stdout, STDOUT_FILENO) < 0)))
(void) close(STDOUT_FILENO);
stored_stdout = safe_close(stored_stdout);
(void) fflush(stderr);
if (stderr_redirected && (stored_stderr < 0 || dup2(stored_stderr, STDERR_FILENO)) < 0)
if (stderr_redirected && ((stored_stderr < 0) || (dup2(stored_stderr, STDERR_FILENO) < 0)))
(void) close(STDERR_FILENO);
stored_stderr = safe_close(stored_stderr);
stdout_redirected = stderr_redirected = false;