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Commit a5774c4e authored by Amir Levy's avatar Amir Levy
Browse files

msm: ipa4: Ignore newline ending character on ipa write input 



ipa_write character device function is called from user space
to pass configuration during boot. Ignore ending \n character
at the given string.

Change-Id: I33ee23ddfcc40b9693da7542bbb7b1cebff975f4
CRs-fixed: 2156924
Signed-off-by: default avatarGhanim Fodi <gfodi@codeaurora.org>
Signed-off-by: default avatarAmir Levy <alevy@codeaurora.org>
parent 21a1b0f4

drivers/platform/msm/ipa/ipa_v3/ipa.c

+6 −3
Original line number Diff line number Diff line
@@ -4650,7 +4650,6 @@ static ssize_t ipa3_write(struct file *file, const char __user *buf, 
		return -EFAULT;

	}



	if (count > 0)

	dbg_buff[count] = '\0';



	IPADBG("user input string %s\n", dbg_buff);
@@ -4680,11 +4679,15 @@ static ssize_t ipa3_write(struct file *file, const char __user *buf, 
			return count;

		}



		/* trim ending newline character if any */

		if (count && (dbg_buff[count - 1] == '\n'))

			dbg_buff[count - 1] = '\0';



		if (!strcasecmp(dbg_buff, "MHI")) {

			ipa3_ctx->ipa_config_is_mhi = true;

			pr_info(

				"IPA is loading with MHI configuration\n");

		} else if (!strcmp(dbg_buff, "1\n")) {

		} else if (!strcmp(dbg_buff, "1")) {

			pr_info(

				"IPA is loading with non MHI configuration\n");

		} else {