diff options
| author | Tomas Winkler <tomas.winkler@intel.com> | 2009-12-16 07:26:24 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-12-24 01:13:31 +0300 |
| commit | 9fa4d67c6e4d678271798f006ca1d945e8b2bd5c (patch) | |
| tree | 9be8da798c79ba7511b6805886eb5d17d111ad2c | |
| parent | 31d12926e37291970dd4f6e9940df3897766a81d (diff) | |
| download | linux-9fa4d67c6e4d678271798f006ca1d945e8b2bd5c.tar.xz | |
iwmc3200top: clean up fw_download
1. removed redundant NULL-pointers checks in iwmct_fw_load
as release_firmware and kfree are NULL pointer friendly
2. remove redundant memset of the parser since the structure
is fully initialized in iwmct_fw_parser_init function
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/misc/iwmc3200top/fw-download.c | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/drivers/misc/iwmc3200top/fw-download.c b/drivers/misc/iwmc3200top/fw-download.c index 50d431e469f5..474be9228904 100644 --- a/drivers/misc/iwmc3200top/fw-download.c +++ b/drivers/misc/iwmc3200top/fw-download.c @@ -50,8 +50,7 @@ static int iwmct_fw_parser_init(struct iwmct_priv *priv, const u8 *file, parser->file = file; parser->file_size = file_size; parser->cur_pos = 0; - parser->buf = NULL; - + parser->entry_point = 0; parser->buf = kzalloc(block_size, GFP_KERNEL); if (!parser->buf) { LOG_ERROR(priv, FW_DOWNLOAD, "kzalloc error\n"); @@ -298,8 +297,6 @@ int iwmct_fw_load(struct iwmct_priv *priv) __le32 addr; int ret; - /* clear parser struct */ - memset(&priv->parser, 0, sizeof(struct iwmct_parser)); /* get the firmware */ ret = request_firmware(&raw, fw_name, &priv->func->dev); @@ -317,6 +314,7 @@ int iwmct_fw_load(struct iwmct_priv *priv) LOG_INFO(priv, FW_DOWNLOAD, "Read firmware '%s'\n", fw_name); + /* clear parser struct */ ret = iwmct_fw_parser_init(priv, raw->data, raw->size, priv->trans_len); if (ret < 0) { LOG_ERROR(priv, FW_DOWNLOAD, @@ -324,7 +322,6 @@ int iwmct_fw_load(struct iwmct_priv *priv) goto exit; } - /* checksum */ if (!iwmct_checksum(priv)) { LOG_ERROR(priv, FW_DOWNLOAD, "checksum error\n"); ret = -EINVAL; @@ -333,23 +330,18 @@ int iwmct_fw_load(struct iwmct_priv *priv) /* download firmware to device */ while (iwmct_parse_next_section(priv, &pdata, &len, &addr)) { - if (iwmct_download_section(priv, pdata, len, addr)) { + ret = iwmct_download_section(priv, pdata, len, addr); + if (ret) { LOG_ERROR(priv, FW_DOWNLOAD, "%s download section failed\n", fw_name); - ret = -EIO; goto exit; } } - iwmct_kick_fw(priv, !!(priv->barker & BARKER_DNLOAD_JUMP_MSK)); + ret = iwmct_kick_fw(priv, !!(priv->barker & BARKER_DNLOAD_JUMP_MSK)); exit: kfree(priv->parser.buf); - - if (raw) - release_firmware(raw); - - raw = NULL; - + release_firmware(raw); return ret; } |