Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1535342 > unrolled thread

[PATCH] staging: Replaced BUG_ON with warnings

Started byShilpa Puttegowda <shilpapri@gmail.com>
First post2016-12-03 08:10 +0100
Last post2016-12-03 08:10 +0100
Articles 2 — 2 participants

Back to article view | Back to linux.kernel


Contents

  [PATCH] staging: Replaced BUG_ON with warnings Shilpa Puttegowda <shilpapri@gmail.com> - 2016-12-03 08:10 +0100
    Re: [PATCH] staging: Replaced BUG_ON with warnings Allen <allen.lkml@gmail.com> - 2016-12-03 08:10 +0100

#1535342 — [PATCH] staging: Replaced BUG_ON with warnings

FromShilpa Puttegowda <shilpapri@gmail.com>
Date2016-12-03 08:10 +0100
Subject[PATCH] staging: Replaced BUG_ON with warnings
Message-ID<sKcCl-6sU-1@gated-at.bofh.it>
From: Shilpa P <shilpapri@gmail.com>

Don't crash the Kernel for driver errors

Signed-off-by: Shilpa P <shilpapri@gmail.com>
---
 drivers/staging/media/bcm2048/radio-bcm2048.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/media/bcm2048/radio-bcm2048.c b/drivers/staging/media/bcm2048/radio-bcm2048.c
index 4d9bd02..05f5918 100644
--- a/drivers/staging/media/bcm2048/radio-bcm2048.c
+++ b/drivers/staging/media/bcm2048/radio-bcm2048.c
@@ -1538,7 +1538,11 @@ static int bcm2048_parse_rt_match_c(struct bcm2048_device *bdev, int i,
 	if (crc == BCM2048_RDS_CRC_UNRECOVARABLE)
 		return 0;
 
-	BUG_ON((index+2) >= BCM2048_MAX_RDS_RT);
+	if ((index + 2) >= BCM2048_MAX_RDS_RT) {
+		dev_err(&bdev->client->dev,
+			"Incorrect index = %d\n", index);
+		return 0;
+	}
 
 	if ((bdev->rds_info.radio_text[i] & BCM2048_RDS_BLOCK_MASK) ==
 		BCM2048_RDS_BLOCK_C) {
@@ -1561,7 +1565,11 @@ static void bcm2048_parse_rt_match_d(struct bcm2048_device *bdev, int i,
 	if (crc == BCM2048_RDS_CRC_UNRECOVARABLE)
 		return;
 
-	BUG_ON((index+4) >= BCM2048_MAX_RDS_RT);
+	if ((index + 4) >= BCM2048_MAX_RDS_RT) {
+		dev_err(&bdev->client->dev,
+			"Incorrect index = %d\n", index);
+		return;
+	}
 
 	if ((bdev->rds_info.radio_text[i] & BCM2048_RDS_BLOCK_MASK) ==
 	    BCM2048_RDS_BLOCK_D)
-- 
1.9.1

[toc] | [next] | [standalone]


#1535343

FromAllen <allen.lkml@gmail.com>
Date2016-12-03 08:10 +0100
Message-ID<sKcCl-6sU-5@gated-at.bofh.it>
In reply to#1535342
On Sat, Dec 3, 2016 at 12:32 PM, Shilpa Puttegowda <shilpapri@gmail.com> wrote:
> From: Shilpa P <shilpapri@gmail.com>
>
> Don't crash the Kernel for driver errors
>
> Signed-off-by: Shilpa P <shilpapri@gmail.com>
> ---
>  drivers/staging/media/bcm2048/radio-bcm2048.c | 12 ++++++++++--
>  1 file changed, 10 insertions(+), 2 deletions(-)
>

Acked-by: Allen Pais <allen.lkml@gmail.com>

[toc] | [prev] | [standalone]


Back to top | Article view | linux.kernel


csiph-web