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path: root/drivers/net/wireless/ath/ath9k/common-spectral.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/common-spectral.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/common-spectral.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/common-spectral.c b/drivers/net/wireless/ath/ath9k/common-spectral.c
index 6aa3ec024ffa..21191955a7c1 100644
--- a/drivers/net/wireless/ath/ath9k/common-spectral.c
+++ b/drivers/net/wireless/ath/ath9k/common-spectral.c
@@ -1039,6 +1039,9 @@ static struct dentry *create_buf_file_handler(const char *filename,
buf_file = debugfs_create_file(filename, mode, parent, buf,
&relay_file_operations);
+ if (IS_ERR(buf_file))
+ return NULL;
+
*is_global = 1;
return buf_file;
}