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USB: gadget: f_mass_storage: Fix unused variable warning

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[ Upstream commit 55c3e571d2 ]

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: d5e2b67aae ("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>
This commit is contained in:
Alan Stern
2023-08-11 13:47:04 -04:00
committed by Greg Kroah-Hartman
parent 324da2f3ee
commit 66eb45e7d5
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/gadget/function/f_mass_storage.c
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@@ -926,7 +926,7 @@ 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);