From b948a2f41ac78959e883f12bd4ca011b906d814f Mon Sep 17 00:00:00 2001 From: Juergen Gross Date: Mon, 14 Feb 2011 16:55:00 +0000 Subject: [PATCH] xl: correct xl cpupool-create with extra parameters xl cpupool-create won't take always extra parameters specified on the command line, as a 0-byte is missing at the end of the configuration file contents. Signed-off-by: Juergen Gross Acked-by: Ian Jackson Committed-by: Ian Jackson --- tools/libxl/xl_cmdimpl.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/tools/libxl/xl_cmdimpl.c b/tools/libxl/xl_cmdimpl.c index 313a2261e3..89540f72e0 100644 --- a/tools/libxl/xl_cmdimpl.c +++ b/tools/libxl/xl_cmdimpl.c @@ -5204,7 +5204,7 @@ int main_cpupoolcreate(int argc, char **argv) {0, 0, 0, 0} }; int ret; - void *config_data = 0; + char *config_data = 0; int config_len = 0; XLU_Config *config; const char *buf; @@ -5244,9 +5244,8 @@ int main_cpupoolcreate(int argc, char **argv) memset(extra_config, 0, sizeof(extra_config)); while (optind < argc) { if ((p = strchr(argv[optind], '='))) { - if (strlen(extra_config) + 1 < sizeof(extra_config)) { - if (strlen(extra_config)) - strcat(extra_config, "\n"); + if (strlen(extra_config) + 1 + strlen(argv[optind]) < sizeof(extra_config)) { + strcat(extra_config, "\n"); strcat(extra_config, argv[optind]); } } else if (!filename) { @@ -5263,7 +5262,7 @@ int main_cpupoolcreate(int argc, char **argv) return -ERROR_FAIL; } - if (libxl_read_file_contents(&ctx, filename, &config_data, &config_len)) { + if (libxl_read_file_contents(&ctx, filename, (void **)&config_data, &config_len)) { fprintf(stderr, "Failed to read config file: %s: %s\n", filename, strerror(errno)); return -ERROR_FAIL; @@ -5279,10 +5278,10 @@ int main_cpupoolcreate(int argc, char **argv) fprintf(stderr, "Failed to realloc config_data\n"); return -ERROR_FAIL; } - strcat(config_data, "\n"); + config_data[config_len] = 0; strcat(config_data, extra_config); strcat(config_data, "\n"); - config_len += (strlen(extra_config) + 2); + config_len += strlen(extra_config) + 1; } config = xlu_cfg_init(stderr, filename); -- 2.39.5