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getservbyport_r: fix out-of-bounds buffer read
[musl]
/
src
/
stdio
/
__toread.c
diff --git
a/src/stdio/__toread.c
b/src/stdio/__toread.c
index
309ee6e
..
f142ff0
100644
(file)
--- a/
src/stdio/__toread.c
+++ b/
src/stdio/__toread.c
@@
-3,7
+3,7
@@
int __toread(FILE *f)
{
f->mode |= f->mode-1;
- if (f->wpos
>
f->wbase) f->write(f, 0, 0);
+ if (f->wpos
!=
f->wbase) f->write(f, 0, 0);
f->wpos = f->wbase = f->wend = 0;
if (f->flags & F_NORD) {
f->flags |= F_ERR;