Message ID | 20231207092012.17914-1-ilias.apalodimas@linaro.org |
---|---|
State | Superseded |
Headers | show |
Series | bootstd: Fix a memory leak in the efi manager bootflow | expand |
The patch is needed, but I forgot to include malloc.h, I'll send a v2 later Thanks /Ilias On Thu, 7 Dec 2023 at 11:20, Ilias Apalodimas <ilias.apalodimas@linaro.org> wrote: > > efi_get_var() allocates memory which has to be freed after the value of > the variable is consumed. Free the memory properly > > Fixes: f2bfa0cb1794 ("bootstd: Make efi_mgr bootmeth work for non-sandbox setups") > Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> > --- > boot/bootmeth_efi_mgr.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/boot/bootmeth_efi_mgr.c b/boot/bootmeth_efi_mgr.c > index e6c42d41fb80..530ad09cce83 100644 > --- a/boot/bootmeth_efi_mgr.c > +++ b/boot/bootmeth_efi_mgr.c > @@ -65,6 +65,7 @@ static int efi_mgr_read_bootflow(struct udevice *dev, struct bootflow *bflow) > bootorder = efi_get_var(u"BootOrder", &efi_global_variable_guid, > &size); > if (bootorder) { > + free(bootorder); > bflow->state = BOOTFLOWST_READY; > return 0; > } > -- > 2.40.1 >
diff --git a/boot/bootmeth_efi_mgr.c b/boot/bootmeth_efi_mgr.c index e6c42d41fb80..530ad09cce83 100644 --- a/boot/bootmeth_efi_mgr.c +++ b/boot/bootmeth_efi_mgr.c @@ -65,6 +65,7 @@ static int efi_mgr_read_bootflow(struct udevice *dev, struct bootflow *bflow) bootorder = efi_get_var(u"BootOrder", &efi_global_variable_guid, &size); if (bootorder) { + free(bootorder); bflow->state = BOOTFLOWST_READY; return 0; }
efi_get_var() allocates memory which has to be freed after the value of the variable is consumed. Free the memory properly Fixes: f2bfa0cb1794 ("bootstd: Make efi_mgr bootmeth work for non-sandbox setups") Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org> --- boot/bootmeth_efi_mgr.c | 1 + 1 file changed, 1 insertion(+)