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-rw-r--r--gdb/ser-base.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/gdb/ser-base.c b/gdb/ser-base.c
index e399b77..7afd1ee 100644
--- a/gdb/ser-base.c
+++ b/gdb/ser-base.c
@@ -361,7 +361,7 @@ generic_readchar (struct serial *scb, int timeout,
break;
s = read (scb->error_fd, &buf, to_read);
- if (s == -1)
+ if (s <= 0)
break;
/* In theory, embedded newlines are not a problem.