Messages in this thread | | | Date | Mon, 03 Jun 2013 16:50:03 +0800 | From | Chen Gang <> | Subject | Re: [PATCH] arch: parisc: kernel: using strlcpy() instead of strcpy() |
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On 05/30/2013 11:06 PM, Wang YanQing wrote: > What about add > boot_command_line[COMMAND_LINE_SIZE - 1] = '\0'; > to protect the following another strcpy? > > " > strcpy(command_line, boot_command_line); > "
If the 'dest' length is not less than COMMAND_LINE_SIZE, the strlcpy() will copy 'COMMAND_LINE_SIZE - 1' contents, and always set '\0' in the end.
So the next strcpy() will be safe.
Thanks. -- Chen Gang
Asianux Corporation
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