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Fix a few cases of use of uninitialized variables. Found with -Wall.

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MFC after:	1 week
This commit is contained in:
Luiz Otavio O Souza 2014-11-12 03:59:26 +00:00
parent 0a39cc71f8
commit 82a2ce4062
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=274416
1 changed files with 8 additions and 2 deletions
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10
usr.sbin/i2c/i2c.c
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@ -142,6 +142,7 @@ scan_bus(struct iiccmd cmd, char *dev, int skip, char *skip_addr)
if (tokens == NULL) { if (tokens == NULL) {
fprintf(stderr, "Error allocating tokens " fprintf(stderr, "Error allocating tokens "
"buffer\n"); "buffer\n");
error = -1;
goto out; goto out;
} }
index = skip_get_tokens(skip_addr, tokens, index = skip_get_tokens(skip_addr, tokens,
@ -150,6 +151,7 @@ scan_bus(struct iiccmd cmd, char *dev, int skip, char *skip_addr)
if (!no_range && (addr_range.start > addr_range.end)) { if (!no_range && (addr_range.start > addr_range.end)) {
fprintf(stderr, "Skip address out of range\n"); fprintf(stderr, "Skip address out of range\n");
error = -1;
goto out; goto out;
} }
} }
@ -409,8 +411,10 @@ i2c_read(char *dev, struct options i2c_opt, char *i2c_buf)
if (i2c_opt.mode == I2C_MODE_STOP_START) { if (i2c_opt.mode == I2C_MODE_STOP_START) {
cmd.slave = i2c_opt.addr; cmd.slave = i2c_opt.addr;
error = ioctl(fd, I2CSTOP, &cmd); error = ioctl(fd, I2CSTOP, &cmd);
if (error == -1) if (error == -1) {
err_msg = "error sending stop condtion\n";
goto err2; goto err2;
}
} }
} }
cmd.slave = i2c_opt.addr; cmd.slave = i2c_opt.addr;
@ -432,8 +436,10 @@ i2c_read(char *dev, struct options i2c_opt, char *i2c_buf)
} }
} }
error = ioctl(fd, I2CSTOP, &cmd); error = ioctl(fd, I2CSTOP, &cmd);
if (error == -1) if (error == -1) {
err_msg = "error sending stop condtion\n";
goto err2; goto err2;
}
for (i = 0; i < i2c_opt.count; i++) { for (i = 0; i < i2c_opt.count; i++) {
error = read(fd, &i2c_buf[i], 1); error = read(fd, &i2c_buf[i], 1);