On Fri, Oct 24, 2014 at 05:39:32AM +0000, Marcelo Araujo wrote: > Author: araujo (ports committer) > Date: Fri Oct 24 05:39:32 2014 > New Revision: 273576 > URL: https://svnweb.freebsd.org/changeset/base/273576 > > Log: > Fix a leaked Storage Variable. > > int > uart_getenv(int devtype, struct uart_devinfo *di, struct uart_class *class) > { > - const char *spec; > + const char *cp, *spec; > bus_addr_t addr = ~0U; > int error; > > @@ -214,12 +214,12 @@ uart_getenv(int devtype, struct uart_dev > * port (resp). > */ > if (devtype == UART_DEV_CONSOLE) > - spec = kern_getenv("hw.uart.console"); > + cp = kern_getenv("hw.uart.console"); > else if (devtype == UART_DEV_DBGPORT) > - spec = kern_getenv("hw.uart.dbgport"); > + cp = kern_getenv("hw.uart.dbgport"); > else > - spec = NULL; > - if (spec == NULL) > + cp = NULL; > + if (cp == NULL) > return (ENXIO); [..] > default: > + freeenv(__DECONST(char *, cp)); > return (EINVAL); > } > if (*spec == '\0') > break; > - if (*spec != ',') > + if (*spec != ',') { > + freeenv(__DECONST(char *, cp)); > return (EINVAL); > + } > spec++; > } > + freeenv(__DECONST(char *, cp)); >
Why not 'char *cp;'? That would avoid __DECONST entirely and would not require spec to change type. There are some cosmetics around that may be worth fixing (e.g. if, else-if instead of switch, while (1) instead of for (;;)). -- Mateusz Guzik <mjguzik gmail.com> _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"