Commit 1f2f65c4 authored by Alex Elder's avatar Alex Elder Committed by Bjorn Andersson
Browse files

remoteproc: return error for bad "recovery" debugfs input 



If the value written to the "recovery" debugfs file is not one of
the recognized commands return an error to indicate it's invalid.

Signed-off-by: default avatarAlex Elder <elder@linaro.org>
Link: https://lore.kernel.org/r/20200228183359.16229-5-elder@linaro.org


Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
parent e138cce3

drivers/remoteproc/remoteproc_debugfs.c

+2 −0
Original line number Diff line number Diff line
@@ -146,6 +146,8 @@ rproc_recovery_write(struct file *filp, const char __user *user_buf, 
	} else if (!strncmp(buf, "recover", count)) {

		/* begin the recovery process without changing the flag */

		rproc_trigger_recovery(rproc);

	} else {

		return -EINVAL;

	}



	return count;