Module Name: src
Committed By: mlelstv
Date: Sun Jun 13 09:48:04 UTC 2021
Modified Files:
src/sys/dev/i2c: spdmem_i2c.c
Log Message:
iic_acquire_bus can fail
To generate a diff of this commit:
cvs rdiff -u -r1.21 -r1.22 src/sys/dev/i2c/spdmem_i2c.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/i2c/spdmem_i2c.c
diff -u src/sys/dev/i2c/spdmem_i2c.c:1.21 src/sys/dev/i2c/spdmem_i2c.c:1.22
--- src/sys/dev/i2c/spdmem_i2c.c:1.21 Wed Jan 27 02:29:48 2021
+++ src/sys/dev/i2c/spdmem_i2c.c Sun Jun 13 09:48:04 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: spdmem_i2c.c,v 1.21 2021/01/27 02:29:48 thorpej Exp $ */
+/* $NetBSD: spdmem_i2c.c,v 1.22 2021/06/13 09:48:04 mlelstv Exp $ */
/*
* Copyright (c) 2007 Nicolas Joly
@@ -40,7 +40,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: spdmem_i2c.c,v 1.21 2021/01/27 02:29:48 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: spdmem_i2c.c,v 1.22 2021/06/13 09:48:04 mlelstv Exp $");
#include <sys/param.h>
#include <sys/device.h>
@@ -107,7 +107,9 @@ spdmem_reset_page(struct spdmem_i2c_soft
reg = 0;
- iic_acquire_bus(sc->sc_tag, 0);
+ rv = iic_acquire_bus(sc->sc_tag, 0);
+ if (rv)
+ return rv;
/*
* Try to read byte 0 and 2. If it failed, it's not spdmem or a device
@@ -265,7 +267,9 @@ spdmem_i2c_read(struct spdmem_softc *sof
reg = addr & 0xff;
- iic_acquire_bus(sc->sc_tag, 0);
+ rv = iic_acquire_bus(sc->sc_tag, 0);
+ if (rv)
+ return rv;
if (addr & 0x100) {
rv = iic_exec(sc->sc_tag, I2C_OP_WRITE_WITH_STOP, sc->sc_page1,
