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| author |  Carlo Marcelo Arenas Belón <carenas@gmail.com> | 2018-10-23 05:35:19 -0700 |
|---|---|---|
| committer |  Junio C Hamano <gitster@pobox.com> | 2018-10-25 18:51:03 +0900 |
| commit | bf1e6da79157ff765fc92b45ac96442b9f56ff8b (patch) | |
| tree | 905bf81a5114df782d6f4a48457dc4741ba1a669 /compat | |
| parent | transport.c: introduce core.alternateRefsPrefixes (diff) | |
| download | tgif-bf1e6da79157ff765fc92b45ac96442b9f56ff8b.tar.xz | |
compat: make sure git_mmap is not expected to write
in f48000fc ("Yank writing-back support from gitfakemmap.", 2005-10-08)
support for writting back changes was removed but the specific prot
flag that would be used was not checked for
Signed-off-by: Carlo Marcelo Arenas Belón <carenas@gmail.com>
Acked-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'compat')
| -rw-r--r-- | compat/mmap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/compat/mmap.c b/compat/mmap.c index 7f662fef7b..14d31010df 100644 --- a/compat/mmap.c +++ b/compat/mmap.c @@ -4,7 +4,7 @@ void *git_mmap(void *start, size_t length, int prot, int flags, int fd, off_t of { size_t n = 0; - if (start != NULL || !(flags & MAP_PRIVATE)) + if (start != NULL || flags != MAP_PRIVATE || prot != PROT_READ) die("Invalid usage of mmap when built with NO_MMAP"); start = xmalloc(length); |