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authorChristian Engelmayer <cengelma@gmx.at>2014-03-21 03:25:30 -0700
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2014-03-21 03:25:30 -0700
commitdb41b87db93e1ef28b6e9c4035f1cdc17e2eceb2 (patch)
treee5e8044094c8594abc540af3ba859f4c80416b6e
parent22a8b2915998a5f35f659c1d419bd4bcbb1b6f41 (diff)
downloadlinux-db41b87db93e1ef28b6e9c4035f1cdc17e2eceb2.tar.bz2
igb: Fix memory leak in igb_get_module_eeprom()
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>
-rw-r--r--drivers/net/ethernet/intel/igb/igb_ethtool.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c
index e35bc1faa452..d5c3e6572f2f 100644
--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
+++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
@@ -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]);
}