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author | ed <ed@FreeBSD.org> | 2011-10-16 19:15:25 +0000 |
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committer | ed <ed@FreeBSD.org> | 2011-10-16 19:15:25 +0000 |
commit | 191c732ed60c9200ff526deeeab3d4118a498e7e (patch) | |
tree | a42dda20a72d9ca17ea36149e7254129e0761fdc /usr.bin/look | |
parent | 3b0e8ca514f0684a2792360344152f202567cffb (diff) | |
download | FreeBSD-src-191c732ed60c9200ff526deeeab3d4118a498e7e.zip FreeBSD-src-191c732ed60c9200ff526deeeab3d4118a498e7e.tar.gz |
Don't cast SIZE_T_MAX to off_t.
I focused so much on the 32-bits case where we have to cast SIZE_T_MAX
up in size, that I forgot about the 64-bits case, where off_t and size_t
are equal in size. Simply cast both numbers to uintmax_t, as we can
assume st_size is never negative.
Reported by: cperciva
Diffstat (limited to 'usr.bin/look')
-rw-r--r-- | usr.bin/look/look.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/usr.bin/look/look.c b/usr.bin/look/look.c index ac6082e..0088864 100644 --- a/usr.bin/look/look.c +++ b/usr.bin/look/look.c @@ -134,7 +134,7 @@ main(int argc, char *argv[]) do { if ((fd = open(file, O_RDONLY, 0)) < 0 || fstat(fd, &sb)) err(2, "%s", file); - if (sb.st_size > (off_t)SIZE_T_MAX) + if ((uintmax_t)sb.st_size > (uintmax_t)SIZE_T_MAX) errx(2, "%s: %s", file, strerror(EFBIG)); if (sb.st_size == 0) { close(fd); |