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-rw-r--r--lib/efi_loader/efi_net.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/efi_loader/efi_net.c b/lib/efi_loader/efi_net.c
index e0e222a70b..d71c663068 100644
--- a/lib/efi_loader/efi_net.c
+++ b/lib/efi_loader/efi_net.c
@@ -392,7 +392,7 @@ static efi_status_t EFIAPI efi_net_transmit
efi_timer_check();
/* Check parameters */
- if (!this) {
+ if (!this || !buffer) {
ret = EFI_INVALID_PARAMETER;
goto out;
}
@@ -408,7 +408,7 @@ static efi_status_t EFIAPI efi_net_transmit
* TODO: We would need to create the header
* if header_size != 0
*/
- ret = EFI_INVALID_PARAMETER;
+ ret = EFI_UNSUPPORTED;
goto out;
}
@@ -466,7 +466,7 @@ static efi_status_t EFIAPI efi_net_receive
efi_timer_check();
/* Check parameters */
- if (!this) {
+ if (!this || !buffer || !buffer_size) {
ret = EFI_INVALID_PARAMETER;
goto out;
}