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igb: Fix memory leak in igb_get_module_eeprom()

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Fix a memory leak in the igb_get_module_eeprom() error handling path.
Detected by Coverity: CID 1016508.

Signed-off-by: Christian Engelmayer <cengelma@gmx.at>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Christian Engelmayer 2014-03-21 03:25:30 -07:00 committed by Jeff Kirsher
parent 22a8b29159
commit db41b87db9
1 changed files with 3 additions and 1 deletions
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4
drivers/net/ethernet/intel/igb/igb_ethtool.c
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@ -2791,9 +2791,11 @@ static int igb_get_module_eeprom(struct net_device *netdev,
/* Read EEPROM block, SFF-8079/SFF-8472, word at a time */
for (i = 0; i < last_word - first_word + 1; i++) {
status = igb_read_phy_reg_i2c(hw, first_word + i, &dataword[i]);
if (status != E1000_SUCCESS)
if (status != E1000_SUCCESS) {
/* Error occurred while reading module */
kfree(dataword);
return -EIO;
}
be16_to_cpus(&dataword[i]);
}