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fix up some compiler warnings

Yeah, we just ignore these return values, but really, what can we do
with them if we check for them?

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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commit a1a658361dbc73b5a7feed58faa3875f62ba8ca4 1 parent 3aa29c9
@gregkh authored
Showing with 9 additions and 4 deletions.
  1. +9 −4 bti.c
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13 bti.c
@@ -887,7 +887,6 @@ static char *get_string_from_stdin(void)
static void read_password(char *buf, size_t len, char *host)
{
char pwd[80];
- int retval;
struct termios old;
struct termios tp;
@@ -900,7 +899,13 @@ static void read_password(char *buf, size_t len, char *host)
fprintf(stdout, "Enter password for %s: ", host);
fflush(stdout);
tcflow(0, TCOOFF);
- retval = scanf("%79s", pwd);
+
+ /*
+ * I'd like to do something with the return value here, but really,
+ * what can be done?
+ */
+ (void)scanf("%79s", pwd);
+
tcflow(0, TCOON);
fprintf(stdout, "\n");
@@ -1048,11 +1053,11 @@ static int popenRWE(int *rwepipe, const char *exe, const char *const argv[])
static int pcloseRWE(int pid, int *rwepipe)
{
- int rc, status;
+ int status;
close(rwepipe[0]);
close(rwepipe[1]);
close(rwepipe[2]);
- rc = waitpid(pid, &status, 0);
+ (void)waitpid(pid, &status, 0);
return status;
}
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