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-rw-r--r--next.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/next.c b/next.c
index 45b1b1b..b121c74 100644
--- a/next.c
+++ b/next.c
@@ -20,7 +20,7 @@ main(int argc, char *argv[])
 
 	fstat(fd, &st);
 	char *map = mmap(0, st.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
-	if (map = MAP_FAILED)
+	if (map == MAP_FAILED)
 		exit(102);
 
 	char *s;