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Commit dcf35e43 authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "diag: Prevent out of bound access while getting build mask"

parents a70b216d 46ee3303

drivers/char/diag/diag_masks.c

+2 −1
Original line number Diff line number Diff line
@@ -641,7 +641,8 @@ static int diag_cmd_get_build_mask(unsigned char *src_buf, int src_len, 
	struct diag_build_mask_req_t *req = NULL;

	struct diag_msg_build_mask_t rsp;



	if (!src_buf || !dest_buf || src_len <= 0 || dest_len <= 0) {

	if (!src_buf || !dest_buf || src_len <= 0 || dest_len <= 0 ||

		src_len < sizeof(struct diag_build_mask_req_t)) {

		pr_err("diag: Invalid input in %s, src_buf: %pK, src_len: %d, dest_buf: %pK, dest_len: %d\n",

		       __func__, src_buf, src_len, dest_buf, dest_len);

		return -EINVAL;