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-rw-r--r--fs/smb/common/smbdirect/smbdirect_socket.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/fs/smb/common/smbdirect/smbdirect_socket.h b/fs/smb/common/smbdirect/smbdirect_socket.h
index ee5a90d691c8..611986827a5e 100644
--- a/fs/smb/common/smbdirect/smbdirect_socket.h
+++ b/fs/smb/common/smbdirect/smbdirect_socket.h
@@ -74,6 +74,19 @@ const char *smbdirect_socket_status_string(enum smbdirect_socket_status status)
return "<unknown>";
}
+/*
+ * This can be used with %1pe to print errors as strings or '0'
+ * And it avoids warnings like: warn: passing zero to 'ERR_PTR'
+ * from smatch -p=kernel --pedantic
+ */
+static __always_inline
+const void * __must_check SMBDIRECT_DEBUG_ERR_PTR(long error)
+{
+ if (error == 0)
+ return NULL;
+ return ERR_PTR(error);
+}
+
enum smbdirect_keepalive_status {
SMBDIRECT_KEEPALIVE_NONE,
SMBDIRECT_KEEPALIVE_PENDING,