cmd: rng: Print "Abort" on -EINTR
In the rng command, print
Abort
instead of
Reading RNG failed
if the error number is -EINTR, which can happen if the user pressed
CTRL-C.
Signed-off-by: Marek Behún <kabel@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/cmd/rng.c b/cmd/rng.c
index b073a6c..e5ab868 100644
--- a/cmd/rng.c
+++ b/cmd/rng.c
@@ -17,7 +17,7 @@
u8 buf[64];
int devnum;
struct udevice *dev;
- int ret = CMD_RET_SUCCESS;
+ int ret = CMD_RET_SUCCESS, err;
if (argc == 2 && !strcmp(argv[1], "list")) {
int idx = 0;
@@ -62,8 +62,9 @@
n = min(n, sizeof(buf));
- if (dm_rng_read(dev, buf, n)) {
- printf("Reading RNG failed\n");
+ err = dm_rng_read(dev, buf, n);
+ if (err) {
+ puts(err == -EINTR ? "Abort\n" : "Reading RNG failed\n");
ret = CMD_RET_FAILURE;
} else {
print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, buf, n);