Author: Himangi Saraogi <himangi774@gmail.com> Using kfree to free data allocated with devm_kzalloc causes double frees. The Coccinelle semantic patch that fixes this problem is as follows: // @@ expression x; @@ x = devm_kzalloc(…) … ?-kfree(x); // Reviewed-by: Jingoo Han Acked-by: Julia Lawall Signed-off-by: Himangi Saraogi Signed-off-by: Felipe Balbi — drivers/usb/phy/phy-gpio-vbus-usb.c | 4 +— 1 …