* mark scsi_add_host __must_check
@ 2004-08-03 9:34 Arjan van de Ven
0 siblings, 0 replies; only message in thread
From: Arjan van de Ven @ 2004-08-03 9:34 UTC (permalink / raw)
To: linux-scsi
Hi,
it seems scsi_add_host() is one of those functions that a driver really has
to check the return value of, but several forget to do this. Patch below
marks it __must_check which will cause a warning in this case (with gcc
3.4 and later)..
--- linux-2.6.7/include/scsi/scsi_host.h~ 2004-08-03 11:33:19.127693290 +0200
+++ linux-2.6.7/include/scsi/scsi_host.h 2004-08-03 11:33:19.127693290 +0200
@@ -524,7 +524,7 @@
container_of(d, struct Scsi_Host, shost_classdev)
extern struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *, int);
-extern int scsi_add_host(struct Scsi_Host *, struct device *);
+extern int __must_check scsi_add_host(struct Scsi_Host *, struct device *);
extern void scsi_scan_host(struct Scsi_Host *);
extern void scsi_remove_host(struct Scsi_Host *);
extern struct Scsi_Host *scsi_host_get(struct Scsi_Host *);
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2004-08-03 9:34 mark scsi_add_host __must_check Arjan van de Ven
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