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-rw-r--r--usr.bin/cmp/regular.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/usr.bin/cmp/regular.c b/usr.bin/cmp/regular.c
index 5d301fa..f540ab4 100644
--- a/usr.bin/cmp/regular.c
+++ b/usr.bin/cmp/regular.c
@@ -80,12 +80,12 @@ c_regular(fd1, file1, skip1, len1, fd2, file2, skip2, len2)
return (c_special(fd1, file1, skip1, fd2, file2, skip2));
if ((p1 = (u_char *)mmap(NULL,
- (size_t)length, PROT_READ, 0, fd1, off1)) == (u_char *)-1)
+ (size_t)length, PROT_READ, MAP_SHARED, fd1, off1)) == (u_char *)MAP_FAILED)
err(ERR_EXIT, "%s", file1);
madvise(p1, length, MADV_SEQUENTIAL);
if ((p2 = (u_char *)mmap(NULL,
- (size_t)length, PROT_READ, 0, fd2, off2)) == (u_char *)-1)
+ (size_t)length, PROT_READ, MAP_SHARED, fd2, off2)) == (u_char *)MAP_FAILED)
err(ERR_EXIT, "%s", file2);
madvise(p2, length, MADV_SEQUENTIAL);
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