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-rw-r--r--builtin/remote-ext.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/builtin/remote-ext.c b/builtin/remote-ext.c
index 1f77317..ea71977 100644
--- a/builtin/remote-ext.c
+++ b/builtin/remote-ext.c
@@ -212,16 +212,16 @@ static int command_loop(const char *child)
char buffer[MAXCOMMAND];
while (1) {
- size_t length;
+ size_t i;
if (!fgets(buffer, MAXCOMMAND - 1, stdin)) {
if (ferror(stdin))
die("Comammand input error");
exit(0);
}
/* Strip end of line characters. */
- length = strlen(buffer);
- while (isspace((unsigned char)buffer[length - 1]))
- buffer[--length] = 0;
+ i = strlen(buffer);
+ while (i > 0 && isspace(buffer[i - 1]))
+ buffer[--i] = 0;
if (!strcmp(buffer, "capabilities")) {
printf("*connect\n\n");