Module Name: src Committed By: msaitoh Date: Mon Dec 6 04:25:36 UTC 2021
Modified Files: src/sys/dev/i2c: spdmem_i2c.c Log Message: Carefully access to the I2C bus in the match function. To generate a diff of this commit: cvs rdiff -u -r1.23 -r1.24 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:1.23 src/sys/dev/i2c/spdmem_i2c.c:1.24 --- src/sys/dev/i2c/spdmem_i2c.c:1.23 Tue Nov 30 05:02:29 2021 +++ src/sys/dev/i2c/spdmem_i2c.c Mon Dec 6 04:25:36 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: spdmem_i2c.c,v 1.23 2021/11/30 05:02:29 msaitoh Exp $ */ +/* $NetBSD: spdmem_i2c.c,v 1.24 2021/12/06 04:25:36 msaitoh Exp $ */ /* * Copyright (c) 2007 Nicolas Joly @@ -40,7 +40,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: spdmem_i2c.c,v 1.23 2021/11/30 05:02:29 msaitoh Exp $"); +__KERNEL_RCSID(0, "$NetBSD: spdmem_i2c.c,v 1.24 2021/12/06 04:25:36 msaitoh Exp $"); #include <sys/param.h> #include <sys/device.h> @@ -117,6 +117,9 @@ spdmem_reset_page(struct spdmem_i2c_soft */ rv = iic_exec(sc->sc_tag, I2C_OP_READ_WITH_STOP, sc->sc_addr, ®, 1, &byte0, 1, 0); + if (rv != 0) + goto error; + reg = 2; rv |= iic_exec(sc->sc_tag, I2C_OP_READ_WITH_STOP, sc->sc_addr, ®, 1, &byte2, 1, 0);