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-rw-r--r--editors/diff.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/editors/diff.c b/editors/diff.c
index 3c8e9074a..ff269360f 100644
--- a/editors/diff.c
+++ b/editors/diff.c
@@ -749,6 +749,7 @@ static int diffreg(char *file[2])
fp[i] = fdopen(fd, "r");
}
+ setup_common_bufsiz();
while (1) {
const size_t sz = COMMON_BUFSIZE / 2;
char *const buf0 = bb_common_bufsiz1;