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authorAlan Stern <stern@rowland.harvard.edu>2023-08-11 13:47:04 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-09-23 10:59:51 +0200
commit93c518d28600ffbff9feda75e02d55994eac0418 (patch)
tree22a18732049fd00f0438d7611b23628278563a1b /drivers/usb/gadget/function/f_mass_storage.c
parent0d8c6770983ec31a9095b497af14244c33b68342 (diff)
USB: gadget: f_mass_storage: Fix unused variable warning
[ Upstream commit 55c3e571d2a0aabef4f1354604443f1c415d2e85 ] Fix a "variable set but not used" warning in f_mass_storage.c. rc is used if verbose debugging is enabled but not otherwise. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Fixes: d5e2b67aae79 ("USB: g_mass_storage: template f_mass_storage.c file created") Link: https://lore.kernel.org/r/cfed16c7-aa46-494b-ba84-b0e0dc99be3a@rowland.harvard.edu Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/usb/gadget/function/f_mass_storage.c')
-rw-r--r--drivers/usb/gadget/function/f_mass_storage.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/gadget/function/f_mass_storage.c b/drivers/usb/gadget/function/f_mass_storage.c
index 7c96c4665178..6c8aba574e6e 100644
--- a/drivers/usb/gadget/function/f_mass_storage.c
+++ b/drivers/usb/gadget/function/f_mass_storage.c
@@ -950,7 +950,7 @@ static void invalidate_sub(struct fsg_lun *curlun)
{
struct file *filp = curlun->filp;
struct inode *inode = file_inode(filp);
- unsigned long rc;
+ unsigned long __maybe_unused rc;
rc = invalidate_mapping_pages(inode->i_mapping, 0, -1);
VLDBG(curlun, "invalidate_mapping_pages -> %ld\n", rc);