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fix 'nand info' command 

Move device argument parsing after check for number of arguments;
otherwise, calling this command without any arguments would access
argv[0] before checking whether it even existed.
This commit is contained in:
Zachary T Welch 2009-11-27 09:57:25 -08:00
parent 46ed068bac
commit f31dfffdef
1 changed files with 5 additions and 5 deletions
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10
src/flash/nand.c
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@ -1121,11 +1121,6 @@ COMMAND_HANDLER(handle_nand_info_command)
int first = -1;
int last = -1;
struct nand_device *p;
int retval = CALL_COMMAND_HANDLER(nand_command_get_device, 0, &p);
if (ERROR_OK != retval)
return retval;
switch (CMD_ARGC) {
default:
return ERROR_COMMAND_SYNTAX_ERROR;
@ -1144,6 +1139,11 @@ COMMAND_HANDLER(handle_nand_info_command)
break;
}
struct nand_device *p;
int retval = CALL_COMMAND_HANDLER(nand_command_get_device, 0, &p);
if (ERROR_OK != retval)
return retval;
if (NULL == p->device)
{
command_print(CMD_CTX, "#%s: not probed", CMD_ARGV[0]);