diff options
| -rw-r--r-- | arch/blackfin/kernel/bfin_gpio.c | 10 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf548/gpio.c | 11 |
2 files changed, 17 insertions, 4 deletions
diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c index b818a8d..979cf79 100644 --- a/arch/blackfin/kernel/bfin_gpio.c +++ b/arch/blackfin/kernel/bfin_gpio.c @@ -711,9 +711,15 @@ int peripheral_request_list(unsigned short per[], const char *label) int ret; for (cnt = 0; per[cnt] != 0; cnt++) { + ret = peripheral_request(per[cnt], label); - if (ret < 0) - return ret; + + if (ret < 0) { + for ( ; cnt > 0; cnt--) { + peripheral_free(per[cnt - 1]); + } + return ret; + } } return 0; diff --git a/arch/blackfin/mach-bf548/gpio.c b/arch/blackfin/mach-bf548/gpio.c index c073ab3..f3b9dea 100644 --- a/arch/blackfin/mach-bf548/gpio.c +++ b/arch/blackfin/mach-bf548/gpio.c @@ -212,11 +212,18 @@ int peripheral_request_list(unsigned short per[], const char *label) int ret; for (cnt = 0; per[cnt] != 0; cnt++) { + ret = peripheral_request(per[cnt], label); - if (ret < 0) - return ret; + + if (ret < 0) { + for ( ; cnt > 0; cnt--) { + peripheral_free(per[cnt - 1]); + } + return ret; + } } + return 0; } EXPORT_SYMBOL(peripheral_request_list); |