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| author | pfg <pfg@FreeBSD.org> | 2016-03-30 01:32:08 +0000 |
|---|---|---|
| committer | pfg <pfg@FreeBSD.org> | 2016-03-30 01:32:08 +0000 |
| commit | dd505c7bdadb032f6e8d5b063b17b0044d3c1983 (patch) | |
| tree | 8ae639a92ad237862df28c08abaf3f2d28af1b22 /lib/libc | |
| parent | 0254414aa559520f3865dca5dd97f19c5cc6a245 (diff) | |
| download | FreeBSD-src-dd505c7bdadb032f6e8d5b063b17b0044d3c1983.zip FreeBSD-src-dd505c7bdadb032f6e8d5b063b17b0044d3c1983.tar.gz | |
freopen(3): prevent uninitialized errno.
The case doesn't look very likely but clean the possibility nevertheless
CID: 1018720
MFC after: 1 week
Diffstat (limited to 'lib/libc')
| -rw-r--r-- | lib/libc/stdio/freopen.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/libc/stdio/freopen.c b/lib/libc/stdio/freopen.c index e0104c8..13c19a7 100644 --- a/lib/libc/stdio/freopen.c +++ b/lib/libc/stdio/freopen.c @@ -66,7 +66,8 @@ freopen(const char * __restrict file, const char * __restrict mode, (void) fclose(fp); errno = sverrno; return (NULL); - } + } else + sverrno = 0; FLOCKFILE(fp); |
