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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 04:17:39 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 04:17:39 +0000
commita51ea39b76ddbe91aa5ccf9f24762ef7c8b0d0cd (patch)
tree13f5692a56e72fd7da499f399ec0f91e68905c40 /drivers/hwtracing/coresight/coresight-tmc-etr.c
parentAdding debian version 4.19.282-1. (diff)
downloadlinux-a51ea39b76ddbe91aa5ccf9f24762ef7c8b0d0cd.tar.xz
linux-a51ea39b76ddbe91aa5ccf9f24762ef7c8b0d0cd.zip
Merging upstream version 4.19.289.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/hwtracing/coresight/coresight-tmc-etr.c')
-rw-r--r--drivers/hwtracing/coresight/coresight-tmc-etr.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hwtracing/coresight/coresight-tmc-etr.c b/drivers/hwtracing/coresight/coresight-tmc-etr.c
index 9a3cb0755..8f850c22b 100644
--- a/drivers/hwtracing/coresight/coresight-tmc-etr.c
+++ b/drivers/hwtracing/coresight/coresight-tmc-etr.c
@@ -866,7 +866,7 @@ tmc_etr_buf_insert_barrier_packet(struct etr_buf *etr_buf, u64 offset)
len = tmc_etr_buf_get_data(etr_buf, offset,
CORESIGHT_BARRIER_PKT_SIZE, &bufp);
- if (WARN_ON(len < CORESIGHT_BARRIER_PKT_SIZE))
+ if (WARN_ON(len < 0 || len < CORESIGHT_BARRIER_PKT_SIZE))
return -EINVAL;
coresight_insert_barrier_packet(bufp);
return offset + CORESIGHT_BARRIER_PKT_SIZE;