pci: resolve Coverity warnings

Or rather, slightly improve the code based on a false positive.
This commit is contained in:
David van Moolenbroek 2012-08-03 17:00:17 +00:00
parent 2289c91010
commit cff95276d9

View file

@ -121,7 +121,7 @@ static char *pci_vid_name(u16_t vid);
static char *pci_baseclass_name(u8_t baseclass);
static char *pci_subclass_name(u8_t baseclass, u8_t subclass, u8_t
infclass);
static void ntostr(unsigned n, char **str, char *end);
static void ntostr(unsigned n, char **str, const char *end);
static u8_t pci_attr_r8_u(int devind, int port);
static u32_t pci_attr_r32_u(int devind, int port);
@ -2278,7 +2278,7 @@ static char *pci_subclass_name(u8_t baseclass, u8_t subclass, u8_t infclass)
static void ntostr(n, str, end)
unsigned n;
char **str;
char *end;
const char *end;
{
char tmpstr[20];
int i;
@ -2306,7 +2306,7 @@ char *end;
(*str)++;
}
if (*str == end)
end[-1]= '\0';
(*str)[-1]= '\0';
else
**str= '\0';
}