diff options
Diffstat (limited to 'net/9p/protocol.c')
| -rw-r--r-- | net/9p/protocol.c | 33 |
1 files changed, 21 insertions, 12 deletions
diff --git a/net/9p/protocol.c b/net/9p/protocol.c index 29be5243908..dcd7666824b 100644 --- a/net/9p/protocol.c +++ b/net/9p/protocol.c @@ -53,6 +53,7 @@ static int p9pdu_writef(struct p9_fcall *pdu, int optional, const char *fmt, ...); +#ifdef CONFIG_NET_9P_DEBUG void p9pdu_dump(int way, struct p9_fcall *pdu) { @@ -81,6 +82,12 @@ p9pdu_dump(int way, struct p9_fcall *pdu) else P9_DPRINTK(P9_DEBUG_PKT, "]]](%d) %s\n", datalen, buf); } +#else +void +p9pdu_dump(int way, struct p9_fcall *pdu) +{ +} +#endif EXPORT_SYMBOL(p9pdu_dump); void p9stat_free(struct p9_wstat *stbuf) @@ -179,7 +186,7 @@ p9pdu_vreadf(struct p9_fcall *pdu, int optional, const char *fmt, va_list ap) } break; case 's':{ - char **ptr = va_arg(ap, char **); + char **sptr = va_arg(ap, char **); int16_t len; int size; @@ -189,17 +196,17 @@ p9pdu_vreadf(struct p9_fcall *pdu, int optional, const char *fmt, va_list ap) size = MAX(len, 0); - *ptr = kmalloc(size + 1, GFP_KERNEL); - if (*ptr == NULL) { + *sptr = kmalloc(size + 1, GFP_KERNEL); + if (*sptr == NULL) { errcode = -EFAULT; break; } - if (pdu_read(pdu, *ptr, size)) { + if (pdu_read(pdu, *sptr, size)) { errcode = -EFAULT; - kfree(*ptr); - *ptr = NULL; + kfree(*sptr); + *sptr = NULL; } else - (*ptr)[size] = 0; + (*sptr)[size] = 0; } break; case 'Q':{ @@ -373,13 +380,13 @@ p9pdu_vwritef(struct p9_fcall *pdu, int optional, const char *fmt, va_list ap) } break; case 's':{ - const char *ptr = va_arg(ap, const char *); + const char *sptr = va_arg(ap, const char *); int16_t len = 0; - if (ptr) - len = MIN(strlen(ptr), USHORT_MAX); + if (sptr) + len = MIN(strlen(sptr), USHORT_MAX); errcode = p9pdu_writef(pdu, optional, "w", len); - if (!errcode && pdu_write(pdu, ptr, len)) + if (!errcode && pdu_write(pdu, sptr, len)) errcode = -EFAULT; } break; @@ -419,7 +426,7 @@ p9pdu_vwritef(struct p9_fcall *pdu, int optional, const char *fmt, va_list ap) case 'U':{ int32_t count = va_arg(ap, int32_t); const char __user *udata = - va_arg(ap, const void *); + va_arg(ap, const void __user *); errcode = p9pdu_writef(pdu, optional, "d", count); if (!errcode && pdu_write_u(pdu, udata, count)) @@ -542,8 +549,10 @@ int p9pdu_finalize(struct p9_fcall *pdu) err = p9pdu_writef(pdu, 0, "d", size); pdu->size = size; +#ifdef CONFIG_NET_9P_DEBUG if ((p9_debug_level & P9_DEBUG_PKT) == P9_DEBUG_PKT) p9pdu_dump(0, pdu); +#endif P9_DPRINTK(P9_DEBUG_9P, ">>> size=%d type: %d tag: %d\n", pdu->size, pdu->id, pdu->tag); |